71933751

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{6389}}^1$

素因数の和:6540

約数の個数: 20

約数和(自身を含む): 108246600

約数和(自身を除く): 36312849

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 6389, 11259, 19167, 57501, 172503, 517509, 888071, 2664213, 7992639, 23977917, 71933751]

約数ペア:

[(1, 71933751), (3, 23977917), (9, 7992639), (27, 2664213), (81, 888071), (139, 517509), (417, 172503), (1251, 57501), (3753, 19167), (6389, 11259)]