31731401

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2143}}^1$

素因数の和:2240

約数の個数: 16

約数和(自身を含む): 36739584

約数和(自身を除く): 5008183

約数列:

[1, 13, 17, 67, 221, 871, 1139, 2143, 14807, 27859, 36431, 143581, 473603, 1866553, 2440877, 31731401]

約数ペア:

[(1, 31731401), (13, 2440877), (17, 1866553), (67, 473603), (221, 143581), (871, 36431), (1139, 27859), (2143, 14807)]