74978687

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{17029}}^1$

素因数の和:17090

約数の個数: 16

約数和(自身を含む): 93188160

約数和(自身を除く): 18209473

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 17029, 119203, 289493, 630073, 2026451, 4410511, 10711241, 74978687]

約数ペア:

[(1, 74978687), (7, 10711241), (17, 4410511), (37, 2026451), (119, 630073), (259, 289493), (629, 119203), (4403, 17029)]