131330708

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{1997}}^1$

素因数の和:2443

約数の個数: 24

約数和(自身を含む): 236139624

約数和(自身を除く): 104808916

約数列:

[1, 2, 4, 41, 82, 164, 401, 802, 1604, 1997, 3994, 7988, 16441, 32882, 65764, 81877, 163754, 327508, 800797, 1601594, 3203188, 32832677, 65665354, 131330708]

約数ペア:

[(1, 131330708), (2, 65665354), (4, 32832677), (41, 3203188), (82, 1601594), (164, 800797), (401, 327508), (802, 163754), (1604, 81877), (1997, 65764), (3994, 32882), (7988, 16441)]