420937065

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{301747}}^1$

素因数の和:301789

約数の個数: 24

約数和(自身を含む): 753163008

約数和(自身を除く): 332225943

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 301747, 905241, 1508735, 2715723, 4526205, 9354157, 13578615, 28062471, 46770785, 84187413, 140312355, 420937065]

約数ペア:

[(1, 420937065), (3, 140312355), (5, 84187413), (9, 46770785), (15, 28062471), (31, 13578615), (45, 9354157), (93, 4526205), (155, 2715723), (279, 1508735), (465, 905241), (1395, 301747)]