68857555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{28631}}^1$

素因数の和:28686

約数の個数: 16

約数和(自身を含む): 91393344

約数和(自身を除く): 22535789

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 28631, 143155, 372203, 1059347, 1861015, 5296735, 13771511, 68857555]

約数ペア:

[(1, 68857555), (5, 13771511), (13, 5296735), (37, 1861015), (65, 1059347), (185, 372203), (481, 143155), (2405, 28631)]