128565565

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{1427}}^1$

素因数の和:1956

約数の個数: 16

約数和(自身を含む): 158884992

約数和(自身を除く): 30319427

約数列:

[1, 5, 37, 185, 487, 1427, 2435, 7135, 18019, 52799, 90095, 263995, 694949, 3474745, 25713113, 128565565]

約数ペア:

[(1, 128565565), (5, 25713113), (37, 3474745), (185, 694949), (487, 263995), (1427, 90095), (2435, 52799), (7135, 18019)]