128512505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{983}}^1\times {\mathrm{2377}}^1$

素因数の和:3376

約数の個数: 16

約数和(自身を含む): 168476544

約数和(自身を除く): 39964039

約数列:

[1, 5, 11, 55, 983, 2377, 4915, 10813, 11885, 26147, 54065, 130735, 2336591, 11682955, 25702501, 128512505]

約数ペア:

[(1, 128512505), (5, 25702501), (11, 11682955), (55, 2336591), (983, 130735), (2377, 54065), (4915, 26147), (10813, 11885)]