1393197

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 2022720

約数和(自身を除く): 629523

約数列:

[1, 3, 13, 39, 139, 257, 417, 771, 1807, 3341, 5421, 10023, 35723, 107169, 464399, 1393197]

約数ペア:

[(1, 1393197), (3, 464399), (13, 107169), (39, 35723), (139, 10023), (257, 5421), (417, 3341), (771, 1807)]