31509938317

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1217399}}^1$

素因数の和:1217604

約数の個数: 16

約数和(自身を含む): 37223222400

約数和(自身を除く): 5713284083

約数列:

[1, 11, 13, 143, 181, 1991, 2353, 25883, 1217399, 13391389, 15826187, 174088057, 220349219, 2423841409, 2864539847, 31509938317]

約数ペア:

[(1, 31509938317), (11, 2864539847), (13, 2423841409), (143, 220349219), (181, 174088057), (1991, 15826187), (2353, 13391389), (25883, 1217399)]