661286904

素因数分解:

$2^3\times 3^1\times {\mathrm{27553621}}^1$

素因数の和:27553630

約数の個数: 16

約数和(自身を含む): 1653217320

約数和(自身を除く): 991930416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 27553621, 55107242, 82660863, 110214484, 165321726, 220428968, 330643452, 661286904]

約数ペア:

[(1, 661286904), (2, 330643452), (3, 220428968), (4, 165321726), (6, 110214484), (8, 82660863), (12, 55107242), (24, 27553621)]