42759409

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{1619}}^1$

素因数の和:1658

約数の個数: 20

約数和(自身を含む): 54451440

約数和(自身を除く): 11692031

約数列:

[1, 7, 11, 49, 77, 343, 539, 1619, 2401, 3773, 11333, 17809, 26411, 79331, 124663, 555317, 872641, 3887219, 6108487, 42759409]

約数ペア:

[(1, 42759409), (7, 6108487), (11, 3887219), (49, 872641), (77, 555317), (343, 124663), (539, 79331), (1619, 26411), (2401, 17809), (3773, 11333)]