26420165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3917}}^1$

素因数の和:4012

約数の個数: 16

約数和(自身を含む): 33851520

約数和(自身を除く): 7431355

約数列:

[1, 5, 19, 71, 95, 355, 1349, 3917, 6745, 19585, 74423, 278107, 372115, 1390535, 5284033, 26420165]

約数ペア:

[(1, 26420165), (5, 5284033), (19, 1390535), (71, 372115), (95, 278107), (355, 74423), (1349, 19585), (3917, 6745)]