61218945

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33181}}^1$

素因数の和:33233

約数の個数: 24

約数和(自身を含む): 108704232

約数和(自身を除く): 47485287

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 33181, 99543, 165905, 298629, 497715, 1360421, 1493145, 4081263, 6802105, 12243789, 20406315, 61218945]

約数ペア:

[(1, 61218945), (3, 20406315), (5, 12243789), (9, 6802105), (15, 4081263), (41, 1493145), (45, 1360421), (123, 497715), (205, 298629), (369, 165905), (615, 99543), (1845, 33181)]