199980274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{38651}}^1$

素因数の和:38865

約数の個数: 16

約数和(自身を含む): 324676800

約数和(自身を除く): 124696526

約数列:

[1, 2, 13, 26, 199, 398, 2587, 5174, 38651, 77302, 502463, 1004926, 7691549, 15383098, 99990137, 199980274]

約数ペア:

[(1, 199980274), (2, 99990137), (13, 15383098), (26, 7691549), (199, 1004926), (398, 502463), (2587, 77302), (5174, 38651)]