121557766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{13187}}^1$

素因数の和:13619

約数の個数: 16

約数和(自身を含む): 199402560

約数和(自身を除く): 77844794

約数列:

[1, 2, 11, 22, 419, 838, 4609, 9218, 13187, 26374, 145057, 290114, 5525353, 11050706, 60778883, 121557766]

約数ペア:

[(1, 121557766), (2, 60778883), (11, 11050706), (22, 5525353), (419, 290114), (838, 145057), (4609, 26374), (9218, 13187)]