138779493

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 198878976

約数和(自身を除く): 60099483

約数列:

[1, 3, 23, 53, 69, 137, 159, 277, 411, 831, 1219, 3151, 3657, 6371, 7261, 9453, 14681, 19113, 21783, 37949, 44043, 113847, 167003, 337663, 501009, 872827, 1012989, 2011297, 2618481, 6033891, 46259831, 138779493]

約数ペア:

[(1, 138779493), (3, 46259831), (23, 6033891), (53, 2618481), (69, 2011297), (137, 1012989), (159, 872827), (277, 501009), (411, 337663), (831, 167003), (1219, 113847), (3151, 44043), (3657, 37949), (6371, 21783), (7261, 19113), (9453, 14681)]