647296052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{12448001}}^1$

素因数の和:12448018

約数の個数: 12

約数和(自身を含む): 1219904196

約数和(自身を除く): 572608144

約数列:

[1, 2, 4, 13, 26, 52, 12448001, 24896002, 49792004, 161824013, 323648026, 647296052]

約数ペア:

[(1, 647296052), (2, 323648026), (4, 161824013), (13, 49792004), (26, 24896002), (52, 12448001)]