81180615

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{132001}}^1$

素因数の和:132050

約数の個数: 16

約数和(自身を含む): 133058016

約数和(自身を除く): 51877401

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 132001, 396003, 660005, 1980015, 5412041, 16236123, 27060205, 81180615]

約数ペア:

[(1, 81180615), (3, 27060205), (5, 16236123), (15, 5412041), (41, 1980015), (123, 660005), (205, 396003), (615, 132001)]