157211705

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1663}}^1$

素因数の和:1785

約数の個数: 32

約数和(自身を含む): 224600064

約数和(自身を除く): 67388359

約数列:

[1, 5, 7, 35, 37, 73, 185, 259, 365, 511, 1295, 1663, 2555, 2701, 8315, 11641, 13505, 18907, 58205, 61531, 94535, 121399, 307655, 430717, 606995, 849793, 2153585, 4248965, 4491763, 22458815, 31442341, 157211705]

約数ペア:

[(1, 157211705), (5, 31442341), (7, 22458815), (35, 4491763), (37, 4248965), (73, 2153585), (185, 849793), (259, 606995), (365, 430717), (511, 307655), (1295, 121399), (1663, 94535), (2555, 61531), (2701, 58205), (8315, 18907), (11641, 13505)]