128526745

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1\times {\mathrm{919}}^1$

素因数の和:1344

約数の個数: 16

約数和(自身を含む): 156723840

約数和(自身を除く): 28197095

約数列:

[1, 5, 83, 337, 415, 919, 1685, 4595, 27971, 76277, 139855, 309703, 381385, 1548515, 25705349, 128526745]

約数ペア:

[(1, 128526745), (5, 25705349), (83, 1548515), (337, 381385), (415, 309703), (919, 139855), (1685, 76277), (4595, 27971)]