80757558

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{640933}}^1$

素因数の和:640948

約数の個数: 24

約数和(自身を含む): 199971408

約数和(自身を除く): 119213850

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 640933, 1281866, 1922799, 3845598, 4486531, 5768397, 8973062, 11536794, 13459593, 26919186, 40378779, 80757558]

約数ペア:

[(1, 80757558), (2, 40378779), (3, 26919186), (6, 13459593), (7, 11536794), (9, 8973062), (14, 5768397), (18, 4486531), (21, 3845598), (42, 1922799), (63, 1281866), (126, 640933)]