28321488

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:115

約数の個数: 150

約数和(自身を含む): 90481622

約数和(自身を除く): 62160134

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 41, 48, 52, 54, 72, 78, 81, 82, 104, 108, 117, 123, 144, 156, 162, 164, 208, 216, 234, 246, 312, 324, 328, 351, 369, 432, 468, 492, 533, 624, 648, 656, 702, 738, 936, 984, 1053, 1066, 1107, 1296, 1404, 1476, 1599, 1681, 1872, 1968, 2106, 2132, 2214, 2808, 2952, 3198, 3321, 3362, 4212, 4264, 4428, 4797, 5043, 5616, 5904, 6396, 6642, 6724, 8424, 8528, 8856, 9594, 10086, 12792, 13284, 13448, 14391, 15129, 16848, 17712, 19188, 20172, 21853, 25584, 26568, 26896, 28782, 30258, 38376, 40344, 43173, 43706, 45387, 53136, 57564, 60516, 65559, 76752, 80688, 86346, 87412, 90774, 115128, 121032, 131118, 136161, 172692, 174824, 181548, 196677, 230256, 242064, 262236, 272322, 345384, 349648, 363096, 393354, 524472, 544644, 590031, 690768, 726192, 786708, 1048944, 1089288, 1180062, 1573416, 1770093, 2178576, 2360124, 3146832, 3540186, 4720248, 7080372, 9440496, 14160744, 28321488]

約数ペア:

[(1, 28321488), (2, 14160744), (3, 9440496), (4, 7080372), (6, 4720248), (8, 3540186), (9, 3146832), (12, 2360124), (13, 2178576), (16, 1770093), (18, 1573416), (24, 1180062), (26, 1089288), (27, 1048944), (36, 786708), (39, 726192), (41, 690768), (48, 590031), (52, 544644), (54, 524472), (72, 393354), (78, 363096), (81, 349648), (82, 345384), (104, 272322), (108, 262236), (117, 242064), (123, 230256), (144, 196677), (156, 181548), (162, 174824), (164, 172692), (208, 136161), (216, 131118), (234, 121032), (246, 115128), (312, 90774), (324, 87412), (328, 86346), (351, 80688), (369, 76752), (432, 65559), (468, 60516), (492, 57564), (533, 53136), (624, 45387), (648, 43706), (656, 43173), (702, 40344), (738, 38376), (936, 30258), (984, 28782), (1053, 26896), (1066, 26568), (1107, 25584), (1296, 21853), (1404, 20172), (1476, 19188), (1599, 17712), (1681, 16848), (1872, 15129), (1968, 14391), (2106, 13448), (2132, 13284), (2214, 12792), (2808, 10086), (2952, 9594), (3198, 8856), (3321, 8528), (3362, 8424), (4212, 6724), (4264, 6642), (4428, 6396), (4797, 5904), (5043, 5616)]