80131359

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4391}}^1$

素因数の和:4491

約数の個数: 32

約数和(自身を含む): 134922240

約数和(自身を除く): 54790881

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 231, 237, 553, 869, 1659, 2607, 4391, 6083, 13173, 18249, 30737, 48301, 92211, 144903, 338107, 346889, 1014321, 1040667, 2428223, 3815779, 7284669, 11447337, 26710453, 80131359]

約数ペア:

[(1, 80131359), (3, 26710453), (7, 11447337), (11, 7284669), (21, 3815779), (33, 2428223), (77, 1040667), (79, 1014321), (231, 346889), (237, 338107), (553, 144903), (869, 92211), (1659, 48301), (2607, 30737), (4391, 18249), (6083, 13173)]