28161588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 192

約数和(自身を含む): 90091008

約数和(自身を除く): 61929420

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 17, 21, 26, 28, 34, 37, 39, 41, 42, 51, 52, 68, 74, 78, 82, 84, 91, 102, 111, 119, 123, 148, 156, 164, 182, 204, 221, 222, 238, 246, 259, 273, 287, 357, 364, 442, 444, 476, 481, 492, 518, 533, 546, 574, 629, 663, 697, 714, 777, 861, 884, 962, 1036, 1066, 1092, 1148, 1258, 1326, 1394, 1428, 1443, 1517, 1547, 1554, 1599, 1722, 1887, 1924, 2091, 2132, 2516, 2652, 2788, 2886, 3034, 3094, 3108, 3198, 3367, 3444, 3731, 3774, 4182, 4403, 4551, 4641, 4879, 5772, 6068, 6188, 6396, 6734, 7462, 7548, 8177, 8364, 8806, 9061, 9102, 9282, 9758, 10101, 10619, 11193, 13209, 13468, 14637, 14924, 16354, 17612, 18122, 18204, 18564, 19516, 19721, 20202, 21238, 22386, 24531, 25789, 26418, 27183, 29274, 31857, 32708, 36244, 39442, 40404, 42476, 44772, 49062, 51578, 52836, 54366, 57239, 58548, 59163, 63427, 63714, 77367, 78884, 98124, 103156, 108732, 114478, 118326, 126854, 127428, 138047, 154734, 171717, 180523, 190281, 228956, 236652, 253708, 276094, 309468, 335257, 343434, 361046, 380562, 414141, 541569, 552188, 670514, 686868, 722092, 761124, 828282, 1005771, 1083138, 1341028, 1656564, 2011542, 2166276, 2346799, 4023084, 4693598, 7040397, 9387196, 14080794, 28161588]

約数ペア:

[(1, 28161588), (2, 14080794), (3, 9387196), (4, 7040397), (6, 4693598), (7, 4023084), (12, 2346799), (13, 2166276), (14, 2011542), (17, 1656564), (21, 1341028), (26, 1083138), (28, 1005771), (34, 828282), (37, 761124), (39, 722092), (41, 686868), (42, 670514), (51, 552188), (52, 541569), (68, 414141), (74, 380562), (78, 361046), (82, 343434), (84, 335257), (91, 309468), (102, 276094), (111, 253708), (119, 236652), (123, 228956), (148, 190281), (156, 180523), (164, 171717), (182, 154734), (204, 138047), (221, 127428), (222, 126854), (238, 118326), (246, 114478), (259, 108732), (273, 103156), (287, 98124), (357, 78884), (364, 77367), (442, 63714), (444, 63427), (476, 59163), (481, 58548), (492, 57239), (518, 54366), (533, 52836), (546, 51578), (574, 49062), (629, 44772), (663, 42476), (697, 40404), (714, 39442), (777, 36244), (861, 32708), (884, 31857), (962, 29274), (1036, 27183), (1066, 26418), (1092, 25789), (1148, 24531), (1258, 22386), (1326, 21238), (1394, 20202), (1428, 19721), (1443, 19516), (1517, 18564), (1547, 18204), (1554, 18122), (1599, 17612), (1722, 16354), (1887, 14924), (1924, 14637), (2091, 13468), (2132, 13209), (2516, 11193), (2652, 10619), (2788, 10101), (2886, 9758), (3034, 9282), (3094, 9102), (3108, 9061), (3198, 8806), (3367, 8364), (3444, 8177), (3731, 7548), (3774, 7462), (4182, 6734), (4403, 6396), (4551, 6188), (4641, 6068), (4879, 5772)]