1211025

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 2040544

約数和(自身を除く): 829519

約数列:

[1, 3, 5, 15, 25, 67, 75, 201, 241, 335, 723, 1005, 1205, 1675, 3615, 5025, 6025, 16147, 18075, 48441, 80735, 242205, 403675, 1211025]

約数ペア:

[(1, 1211025), (3, 403675), (5, 242205), (15, 80735), (25, 48441), (67, 18075), (75, 16147), (201, 6025), (241, 5025), (335, 3615), (723, 1675), (1005, 1205)]