31221673

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 39533832

約数和(自身を除く): 8312159

約数列:

[1, 7, 17, 37, 49, 119, 259, 629, 833, 1013, 1813, 4403, 7091, 17221, 30821, 37481, 49637, 120547, 262367, 637177, 843829, 1836569, 4460239, 31221673]

約数ペア:

[(1, 31221673), (7, 4460239), (17, 1836569), (37, 843829), (49, 637177), (119, 262367), (259, 120547), (629, 49637), (833, 37481), (1013, 30821), (1813, 17221), (4403, 7091)]