216591315

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{352181}}^1$

素因数の和:352230

約数の個数: 16

約数和(自身を含む): 354999456

約数和(自身を除く): 138408141

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 352181, 1056543, 1760905, 5282715, 14439421, 43318263, 72197105, 216591315]

約数ペア:

[(1, 216591315), (3, 72197105), (5, 43318263), (15, 14439421), (41, 5282715), (123, 1760905), (205, 1056543), (615, 352181)]