1320272615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{69653}}^1$

素因数の和:69898

約数の個数: 16

約数和(自身を含む): 1685069568

約数和(自身を除く): 364796953

約数列:

[1, 5, 17, 85, 223, 1115, 3791, 18955, 69653, 348265, 1184101, 5920505, 15532619, 77663095, 264054523, 1320272615]

約数ペア:

[(1, 1320272615), (5, 264054523), (17, 77663095), (85, 15532619), (223, 5920505), (1115, 1184101), (3791, 348265), (18955, 69653)]