66508905

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 109175040

約数和(自身を除く): 42666135

約数列:

[1, 3, 5, 15, 53, 159, 265, 269, 311, 795, 807, 933, 1345, 1555, 4035, 4665, 14257, 16483, 42771, 49449, 71285, 82415, 83659, 213855, 247245, 250977, 418295, 1254885, 4433927, 13301781, 22169635, 66508905]

約数ペア:

[(1, 66508905), (3, 22169635), (5, 13301781), (15, 4433927), (53, 1254885), (159, 418295), (265, 250977), (269, 247245), (311, 213855), (795, 83659), (807, 82415), (933, 71285), (1345, 49449), (1555, 42771), (4035, 16483), (4665, 14257)]