638648065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{139901}}^1$

素因数の和:140000

約数の個数: 16

約数和(自身を含む): 846127296

約数和(自身を除く): 207479231

約数列:

[1, 5, 11, 55, 83, 415, 913, 4565, 139901, 699505, 1538911, 7694555, 11611783, 58058915, 127729613, 638648065]

約数ペア:

[(1, 638648065), (5, 127729613), (11, 58058915), (55, 11611783), (83, 7694555), (415, 1538911), (913, 699505), (4565, 139901)]