81669033

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 124723200

約数和(自身を除く): 43054167

約数列:

[1, 3, 9, 27, 47, 139, 141, 417, 423, 463, 1251, 1269, 1389, 3753, 4167, 6533, 12501, 19599, 21761, 58797, 64357, 65283, 176391, 193071, 195849, 579213, 587547, 1737639, 3024779, 9074337, 27223011, 81669033]

約数ペア:

[(1, 81669033), (3, 27223011), (9, 9074337), (27, 3024779), (47, 1737639), (139, 587547), (141, 579213), (417, 195849), (423, 193071), (463, 176391), (1251, 65283), (1269, 64357), (1389, 58797), (3753, 21761), (4167, 19599), (6533, 12501)]