123156946

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{508913}}^1$

素因数の和:508937

約数の個数: 12

約数和(自身を含む): 203056686

約数和(自身を除く): 79899740

約数列:

[1, 2, 11, 22, 121, 242, 508913, 1017826, 5598043, 11196086, 61578473, 123156946]

約数ペア:

[(1, 123156946), (2, 61578473), (11, 11196086), (22, 5598043), (121, 1017826), (242, 508913)]