7725971517

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{20611}}^1$

素因数の和:20969

約数の個数: 32

約数和(自身を含む): 11579656704

約数和(自身を除く): 3853685187

約数列:

[1, 3, 11, 33, 37, 111, 307, 407, 921, 1221, 3377, 10131, 11359, 20611, 34077, 61833, 124949, 226721, 374847, 680163, 762607, 2287821, 6327577, 8388677, 18982731, 25166031, 69603347, 208810041, 234120349, 702361047, 2575323839, 7725971517]

約数ペア:

[(1, 7725971517), (3, 2575323839), (11, 702361047), (33, 234120349), (37, 208810041), (111, 69603347), (307, 25166031), (407, 18982731), (921, 8388677), (1221, 6327577), (3377, 2287821), (10131, 762607), (11359, 680163), (20611, 374847), (34077, 226721), (61833, 124949)]