31049837

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20071}}^1$

素因数の和:20108

約数の個数: 16

約数和(自身を含む): 40465152

約数和(自身を除く): 9415315

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 20071, 140497, 260923, 341207, 1826461, 2388449, 4435691, 31049837]

約数ペア:

[(1, 31049837), (7, 4435691), (13, 2388449), (17, 1826461), (91, 341207), (119, 260923), (221, 140497), (1547, 20071)]