290401084

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{704857}}^1$

素因数の和:704964

約数の個数: 12

約数和(自身を含む): 513136624

約数和(自身を除く): 222735540

約数列:

[1, 2, 4, 103, 206, 412, 704857, 1409714, 2819428, 72600271, 145200542, 290401084]

約数ペア:

[(1, 290401084), (2, 145200542), (4, 72600271), (103, 2819428), (206, 1409714), (412, 704857)]