209562873

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{4013}}^1$

素因数の和:4145

約数の個数: 24

約数和(自身を含む): 305577792

約数和(自身を除く): 96014919

約数列:

[1, 3, 13, 39, 103, 169, 309, 507, 1339, 4013, 4017, 12039, 17407, 52169, 52221, 156507, 413339, 678197, 1240017, 2034591, 5373407, 16120221, 69854291, 209562873]

約数ペア:

[(1, 209562873), (3, 69854291), (13, 16120221), (39, 5373407), (103, 2034591), (169, 1240017), (309, 678197), (507, 413339), (1339, 156507), (4013, 52221), (4017, 52169), (12039, 17407)]