780071138

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{69389}}^1$

素因数の和:69482

約数の個数: 32

約数和(自身を含む): 1478839680

約数和(自身を除く): 698768542

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 146, 154, 511, 803, 1022, 1606, 5621, 11242, 69389, 138778, 485723, 763279, 971446, 1526558, 5065397, 5342953, 10130794, 10685906, 35457779, 55719367, 70915558, 111438734, 390035569, 780071138]

約数ペア:

[(1, 780071138), (2, 390035569), (7, 111438734), (11, 70915558), (14, 55719367), (22, 35457779), (73, 10685906), (77, 10130794), (146, 5342953), (154, 5065397), (511, 1526558), (803, 971446), (1022, 763279), (1606, 485723), (5621, 138778), (11242, 69389)]