90745403

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 108465984

約数和(自身を除く): 17720581

約数列:

[1, 7, 49, 67, 131, 211, 469, 917, 1477, 3283, 6419, 8777, 10339, 14137, 27641, 61439, 98959, 193487, 430073, 692713, 1354409, 1851947, 12963629, 90745403]

約数ペア:

[(1, 90745403), (7, 12963629), (49, 1851947), (67, 1354409), (131, 692713), (211, 430073), (469, 193487), (917, 98959), (1477, 61439), (3283, 27641), (6419, 14137), (8777, 10339)]