647764254722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{51158131}}^1$

素因数の和:51158633

約数の個数: 16

約数和(自身を含む): 1048537073472

約数和(自身を除く): 400772818750

約数列:

[1, 2, 13, 26, 487, 974, 6331, 12662, 51158131, 102316262, 665055703, 1330111406, 24914009797, 49828019594, 323882127361, 647764254722]

約数ペア:

[(1, 647764254722), (2, 323882127361), (13, 49828019594), (26, 24914009797), (487, 1330111406), (974, 665055703), (6331, 102316262), (12662, 51158131)]