68880645

素因数分解:

$3^3\times 5^1\times {\mathrm{510227}}^1$

素因数の和:510241

約数の個数: 16

約数和(自身を含む): 122454720

約数和(自身を除く): 53574075

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 510227, 1530681, 2551135, 4592043, 7653405, 13776129, 22960215, 68880645]

約数ペア:

[(1, 68880645), (3, 22960215), (5, 13776129), (9, 7653405), (15, 4592043), (27, 2551135), (45, 1530681), (135, 510227)]