7680981

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 13095936

約数和(自身を除く): 5414955

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 811, 861, 1353, 2433, 3157, 5677, 8921, 9471, 17031, 26763, 33251, 62447, 99753, 187341, 232757, 365761, 698271, 1097283, 2560327, 7680981]

約数ペア:

[(1, 7680981), (3, 2560327), (7, 1097283), (11, 698271), (21, 365761), (33, 232757), (41, 187341), (77, 99753), (123, 62447), (231, 33251), (287, 26763), (451, 17031), (811, 9471), (861, 8921), (1353, 5677), (2433, 3157)]