31428999

素因数分解:

$3^3\times 7^1\times {\mathrm{179}}^1\times {\mathrm{929}}^1$

素因数の和:1124

約数の個数: 32

約数和(自身を含む): 53568000

約数和(自身を除く): 22139001

約数列:

[1, 3, 7, 9, 21, 27, 63, 179, 189, 537, 929, 1253, 1611, 2787, 3759, 4833, 6503, 8361, 11277, 19509, 25083, 33831, 58527, 166291, 175581, 498873, 1164037, 1496619, 3492111, 4489857, 10476333, 31428999]

約数ペア:

[(1, 31428999), (3, 10476333), (7, 4489857), (9, 3492111), (21, 1496619), (27, 1164037), (63, 498873), (179, 175581), (189, 166291), (537, 58527), (929, 33831), (1253, 25083), (1611, 19509), (2787, 11277), (3759, 8361), (4833, 6503)]