7988255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2381}}^1$

素因数の和:2458

約数の個数: 16

約数和(自身を含む): 10633248

約数和(自身を除く): 2644993

約数列:

[1, 5, 11, 55, 61, 305, 671, 2381, 3355, 11905, 26191, 130955, 145241, 726205, 1597651, 7988255]

約数ペア:

[(1, 7988255), (5, 1597651), (11, 726205), (55, 145241), (61, 130955), (305, 26191), (671, 11905), (2381, 3355)]