68180535

素因数分解:

$3^4\times 5^1\times {\mathrm{168347}}^1$

素因数の和:168364

約数の個数: 20

約数和(自身を含む): 122220648

約数和(自身を除く): 54040113

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 168347, 505041, 841735, 1515123, 2525205, 4545369, 7575615, 13636107, 22726845, 68180535]

約数ペア:

[(1, 68180535), (3, 22726845), (5, 13636107), (9, 7575615), (15, 4545369), (27, 2525205), (45, 1515123), (81, 841735), (135, 505041), (405, 168347)]