256747535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{2777}}^1$

素因数の和:2875

約数の個数: 24

約数和(自身を含む): 344627568

約数和(自身を除く): 87880033

約数列:

[1, 5, 11, 41, 55, 205, 451, 1681, 2255, 2777, 8405, 13885, 18491, 30547, 92455, 113857, 152735, 569285, 1252427, 4668137, 6262135, 23340685, 51349507, 256747535]

約数ペア:

[(1, 256747535), (5, 51349507), (11, 23340685), (41, 6262135), (55, 4668137), (205, 1252427), (451, 569285), (1681, 152735), (2255, 113857), (2777, 92455), (8405, 30547), (13885, 18491)]