87920145

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{84947}}^1$

素因数の和:84981

約数の個数: 24

約数和(自身を含む): 159022656

約数和(自身を除く): 71102511

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 84947, 254841, 424735, 764523, 1274205, 1953781, 3822615, 5861343, 9768905, 17584029, 29306715, 87920145]

約数ペア:

[(1, 87920145), (3, 29306715), (5, 17584029), (9, 9768905), (15, 5861343), (23, 3822615), (45, 1953781), (69, 1274205), (115, 764523), (207, 424735), (345, 254841), (1035, 84947)]