84157215

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{136841}}^1$

素因数の和:136890

約数の個数: 16

約数和(自身を含む): 137936736

約数和(自身を除く): 53779521

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 136841, 410523, 684205, 2052615, 5610481, 16831443, 28052405, 84157215]

約数ペア:

[(1, 84157215), (3, 28052405), (5, 16831443), (15, 5610481), (41, 2052615), (123, 684205), (205, 410523), (615, 136841)]