28931578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{4231}}^1$

素因数の和:4509

約数の個数: 16

約数和(自身を含む): 46924416

約数和(自身を除く): 17992838

約数列:

[1, 2, 13, 26, 263, 526, 3419, 4231, 6838, 8462, 55003, 110006, 1112753, 2225506, 14465789, 28931578]

約数ペア:

[(1, 28931578), (2, 14465789), (13, 2225506), (26, 1112753), (263, 110006), (526, 55003), (3419, 8462), (4231, 6838)]