31155501

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 47738880

約数和(自身を除く): 16583379

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 611, 739, 897, 1081, 1833, 2217, 3243, 9607, 14053, 16997, 28821, 34733, 42159, 50991, 104199, 220961, 451529, 662883, 798859, 1354587, 2396577, 10385167, 31155501]

約数ペア:

[(1, 31155501), (3, 10385167), (13, 2396577), (23, 1354587), (39, 798859), (47, 662883), (69, 451529), (141, 220961), (299, 104199), (611, 50991), (739, 42159), (897, 34733), (1081, 28821), (1833, 16997), (2217, 14053), (3243, 9607)]