20102201

素因数分解:

$7^3\times {\mathrm{103}}^1\times {\mathrm{569}}^1$

素因数の和:693

約数の個数: 16

約数和(自身を含む): 23712000

約数和(自身を除く): 3609799

約数列:

[1, 7, 49, 103, 343, 569, 721, 3983, 5047, 27881, 35329, 58607, 195167, 410249, 2871743, 20102201]

約数ペア:

[(1, 20102201), (7, 2871743), (49, 410249), (103, 195167), (343, 58607), (569, 35329), (721, 27881), (3983, 5047)]