72720898

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{2861}}^1$

素因数の和:3113

約数の個数: 16

約数和(自身を含む): 111274560

約数和(自身を除く): 38553662

約数列:

[1, 2, 71, 142, 179, 358, 2861, 5722, 12709, 25418, 203131, 406262, 512119, 1024238, 36360449, 72720898]

約数ペア:

[(1, 72720898), (2, 36360449), (71, 1024238), (142, 512119), (179, 406262), (358, 203131), (2861, 25418), (5722, 12709)]