218970855

素因数分解:

$3^2\times 5^1\times {\mathrm{4866019}}^1$

素因数の和:4866030

約数の個数: 12

約数和(自身を含む): 379549560

約数和(自身を除く): 160578705

約数列:

[1, 3, 5, 9, 15, 45, 4866019, 14598057, 24330095, 43794171, 72990285, 218970855]

約数ペア:

[(1, 218970855), (3, 72990285), (5, 43794171), (9, 24330095), (15, 14598057), (45, 4866019)]