64911717

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{42677}}^1$

素因数の和:42709

約数の個数: 18

約数和(自身を含む): 101530962

約数和(自身を除く): 36619245

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 42677, 128031, 384093, 554801, 1664403, 4993209, 7212413, 21637239, 64911717]

約数ペア:

[(1, 64911717), (3, 21637239), (9, 7212413), (13, 4993209), (39, 1664403), (117, 554801), (169, 384093), (507, 128031), (1521, 42677)]