65991848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3221}}^1$

素因数の和:3437

約数の個数: 32

約数和(自身を含む): 133970760

約数和(自身を除く): 67978912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1576, 2561, 3221, 5122, 6442, 10244, 12884, 20488, 25768, 41873, 83746, 167492, 334984, 634537, 1269074, 2538148, 5076296, 8248981, 16497962, 32995924, 65991848]

約数ペア:

[(1, 65991848), (2, 32995924), (4, 16497962), (8, 8248981), (13, 5076296), (26, 2538148), (52, 1269074), (104, 634537), (197, 334984), (394, 167492), (788, 83746), (1576, 41873), (2561, 25768), (3221, 20488), (5122, 12884), (6442, 10244)]