138468957

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 206447616

約数和(自身を除く): 67978659

約数列:

[1, 3, 11, 33, 71, 113, 213, 339, 523, 781, 1243, 1569, 2343, 3729, 5753, 8023, 17259, 24069, 37133, 59099, 88253, 111399, 177297, 264759, 408463, 650089, 1225389, 1950267, 4196029, 12588087, 46156319, 138468957]

約数ペア:

[(1, 138468957), (3, 46156319), (11, 12588087), (33, 4196029), (71, 1950267), (113, 1225389), (213, 650089), (339, 408463), (523, 264759), (781, 177297), (1243, 111399), (1569, 88253), (2343, 59099), (3729, 37133), (5753, 24069), (8023, 17259)]