31481263

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2238

約数の個数: 16

約数和(自身を含む): 36840960

約数和(自身を除く): 5359697

約数列:

[1, 11, 17, 79, 187, 869, 1343, 2131, 14773, 23441, 36227, 168349, 398497, 1851839, 2861933, 31481263]

約数ペア:

[(1, 31481263), (11, 2861933), (17, 1851839), (79, 398497), (187, 168349), (869, 36227), (1343, 23441), (2131, 14773)]