28585856

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 62974800

約数和(自身を除く): 34388944

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 328, 416, 419, 533, 656, 832, 838, 1066, 1312, 1664, 1676, 2132, 2624, 3352, 4264, 5248, 5447, 6704, 8528, 10894, 13408, 17056, 17179, 21788, 26816, 34112, 34358, 43576, 53632, 68224, 68716, 87152, 137432, 174304, 223327, 274864, 348608, 446654, 549728, 697216, 893308, 1099456, 1786616, 2198912, 3573232, 7146464, 14292928, 28585856]

約数ペア:

[(1, 28585856), (2, 14292928), (4, 7146464), (8, 3573232), (13, 2198912), (16, 1786616), (26, 1099456), (32, 893308), (41, 697216), (52, 549728), (64, 446654), (82, 348608), (104, 274864), (128, 223327), (164, 174304), (208, 137432), (328, 87152), (416, 68716), (419, 68224), (533, 53632), (656, 43576), (832, 34358), (838, 34112), (1066, 26816), (1312, 21788), (1664, 17179), (1676, 17056), (2132, 13408), (2624, 10894), (3352, 8528), (4264, 6704), (5248, 5447)]