68807871

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{1451}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 108725760

約数和(自身を除く): 39917889

約数列:

[1, 3, 9, 11, 33, 99, 479, 1437, 1451, 4311, 4353, 5269, 13059, 15807, 15961, 47421, 47883, 143649, 695029, 2085087, 6255261, 7645319, 22935957, 68807871]

約数ペア:

[(1, 68807871), (3, 22935957), (9, 7645319), (11, 6255261), (33, 2085087), (99, 695029), (479, 143649), (1437, 47883), (1451, 47421), (4311, 15961), (4353, 15807), (5269, 13059)]