28732123

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{619}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 34720000

約数和(自身を除く): 5987877

約数列:

[1, 7, 19, 133, 349, 619, 2443, 4333, 6631, 11761, 46417, 82327, 216031, 1512217, 4104589, 28732123]

約数ペア:

[(1, 28732123), (7, 4104589), (19, 1512217), (133, 216031), (349, 82327), (619, 46417), (2443, 11761), (4333, 6631)]