13101865

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 18652680

約数和(自身を除く): 5550815

約数列:

[1, 5, 7, 35, 49, 53, 245, 265, 371, 1009, 1855, 2597, 5045, 7063, 12985, 35315, 49441, 53477, 247205, 267385, 374339, 1871695, 2620373, 13101865]

約数ペア:

[(1, 13101865), (5, 2620373), (7, 1871695), (35, 374339), (49, 267385), (53, 247205), (245, 53477), (265, 49441), (371, 35315), (1009, 12985), (1855, 7063), (2597, 5045)]