81620712

素因数分解:

$2^3\times 3^2\times {\mathrm{1133621}}^1$

素因数の和:1133633

約数の個数: 24

約数和(自身を含む): 221056290

約数和(自身を除く): 139435578

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1133621, 2267242, 3400863, 4534484, 6801726, 9068968, 10202589, 13603452, 20405178, 27206904, 40810356, 81620712]

約数ペア:

[(1, 81620712), (2, 40810356), (3, 27206904), (4, 20405178), (6, 13603452), (8, 10202589), (9, 9068968), (12, 6801726), (18, 4534484), (24, 3400863), (36, 2267242), (72, 1133621)]