57816681

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 86311680

約数和(自身を除く): 28494999

約数列:

[1, 3, 13, 37, 39, 103, 111, 309, 389, 481, 1167, 1339, 1443, 3811, 4017, 5057, 11433, 14393, 15171, 40067, 43179, 49543, 120201, 148629, 187109, 520871, 561327, 1482479, 1562613, 4447437, 19272227, 57816681]

約数ペア:

[(1, 57816681), (3, 19272227), (13, 4447437), (37, 1562613), (39, 1482479), (103, 561327), (111, 520871), (309, 187109), (389, 148629), (481, 120201), (1167, 49543), (1339, 43179), (1443, 40067), (3811, 15171), (4017, 14393), (5057, 11433)]