28040376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:413

約数の個数: 128

約数和(自身を含む): 88865280

約数和(自身を除く): 60824904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 52, 56, 74, 78, 84, 91, 104, 111, 148, 156, 168, 182, 222, 259, 273, 296, 312, 347, 364, 444, 481, 518, 546, 694, 728, 777, 888, 962, 1036, 1041, 1092, 1388, 1443, 1554, 1924, 2072, 2082, 2184, 2429, 2776, 2886, 3108, 3367, 3848, 4164, 4511, 4858, 5772, 6216, 6734, 7287, 8328, 9022, 9716, 10101, 11544, 12839, 13468, 13533, 14574, 18044, 19432, 20202, 25678, 26936, 27066, 29148, 31577, 36088, 38517, 40404, 51356, 54132, 58296, 63154, 77034, 80808, 89873, 94731, 102712, 108264, 126308, 154068, 166907, 179746, 189462, 252616, 269619, 308136, 333814, 359492, 378924, 500721, 539238, 667628, 718984, 757848, 1001442, 1078476, 1168349, 1335256, 2002884, 2156952, 2336698, 3505047, 4005768, 4673396, 7010094, 9346792, 14020188, 28040376]

約数ペア:

[(1, 28040376), (2, 14020188), (3, 9346792), (4, 7010094), (6, 4673396), (7, 4005768), (8, 3505047), (12, 2336698), (13, 2156952), (14, 2002884), (21, 1335256), (24, 1168349), (26, 1078476), (28, 1001442), (37, 757848), (39, 718984), (42, 667628), (52, 539238), (56, 500721), (74, 378924), (78, 359492), (84, 333814), (91, 308136), (104, 269619), (111, 252616), (148, 189462), (156, 179746), (168, 166907), (182, 154068), (222, 126308), (259, 108264), (273, 102712), (296, 94731), (312, 89873), (347, 80808), (364, 77034), (444, 63154), (481, 58296), (518, 54132), (546, 51356), (694, 40404), (728, 38517), (777, 36088), (888, 31577), (962, 29148), (1036, 27066), (1041, 26936), (1092, 25678), (1388, 20202), (1443, 19432), (1554, 18044), (1924, 14574), (2072, 13533), (2082, 13468), (2184, 12839), (2429, 11544), (2776, 10101), (2886, 9716), (3108, 9022), (3367, 8328), (3848, 7287), (4164, 6734), (4511, 6216), (4858, 5772)]