12723529

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1571}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 15845760

約数和(自身を除く): 3122231

約数列:

[1, 7, 13, 89, 91, 623, 1157, 1571, 8099, 10997, 20423, 139819, 142961, 978733, 1817647, 12723529]

約数ペア:

[(1, 12723529), (7, 1817647), (13, 978733), (89, 142961), (91, 139819), (623, 20423), (1157, 10997), (1571, 8099)]