68662713

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4651}}^1$

素因数の和:4717

約数の個数: 32

約数和(自身を含む): 113136640

約数和(自身を除く): 44473927

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4651, 4921, 13953, 14763, 32557, 88369, 97671, 172087, 265107, 516261, 618583, 1204609, 1855749, 3269653, 3613827, 9808959, 22887571, 68662713]

約数ペア:

[(1, 68662713), (3, 22887571), (7, 9808959), (19, 3613827), (21, 3269653), (37, 1855749), (57, 1204609), (111, 618583), (133, 516261), (259, 265107), (399, 172087), (703, 97671), (777, 88369), (2109, 32557), (4651, 14763), (4921, 13953)]