681855382

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1\times {\mathrm{769}}^1$

素因数の和:1360

約数の個数: 32

約数和(自身を含む): 1121551200

約数和(自身を除く): 439695818

約数列:

[1, 2, 13, 26, 67, 134, 509, 769, 871, 1018, 1538, 1742, 6617, 9997, 13234, 19994, 34103, 51523, 68206, 103046, 391421, 443339, 669799, 782842, 886678, 1339598, 5088473, 10176946, 26225207, 52450414, 340927691, 681855382]

約数ペア:

[(1, 681855382), (2, 340927691), (13, 52450414), (26, 26225207), (67, 10176946), (134, 5088473), (509, 1339598), (769, 886678), (871, 782842), (1018, 669799), (1538, 443339), (1742, 391421), (6617, 103046), (9997, 68206), (13234, 51523), (19994, 34103)]