28490696

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{1621}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 57905400

約数和(自身を除く): 29414704

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 1621, 2197, 3242, 4394, 6484, 8788, 12968, 17576, 21073, 42146, 84292, 168584, 273949, 547898, 1095796, 2191592, 3561337, 7122674, 14245348, 28490696]

約数ペア:

[(1, 28490696), (2, 14245348), (4, 7122674), (8, 3561337), (13, 2191592), (26, 1095796), (52, 547898), (104, 273949), (169, 168584), (338, 84292), (676, 42146), (1352, 21073), (1621, 17576), (2197, 12968), (3242, 8788), (4394, 6484)]