217250943

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{795791}}^1$

素因数の和:795814

約数の個数: 16

約数和(自身を含む): 356514816

約数和(自身を除く): 139263873

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 795791, 2387373, 5570537, 10345283, 16711611, 31035849, 72416981, 217250943]

約数ペア:

[(1, 217250943), (3, 72416981), (7, 31035849), (13, 16711611), (21, 10345283), (39, 5570537), (91, 2387373), (273, 795791)]