155131431

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7193}}^1$

素因数の和:7295

約数の個数: 32

約数和(自身を含む): 257832960

約数和(自身を除く): 102701529

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 1027, 1659, 3081, 7189, 7193, 21567, 21579, 50351, 93509, 151053, 280527, 568247, 654563, 1704741, 1963689, 3977729, 7387211, 11933187, 22161633, 51710477, 155131431]

約数ペア:

[(1, 155131431), (3, 51710477), (7, 22161633), (13, 11933187), (21, 7387211), (39, 3977729), (79, 1963689), (91, 1704741), (237, 654563), (273, 568247), (553, 280527), (1027, 151053), (1659, 93509), (3081, 50351), (7189, 21579), (7193, 21567)]