166481567

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 207360000

約数和(自身を除く): 40878433

約数列:

[1, 7, 23, 47, 49, 161, 329, 343, 449, 1081, 1127, 2303, 3143, 7567, 7889, 10327, 16121, 21103, 22001, 52969, 72289, 147721, 154007, 370783, 485369, 506023, 1034047, 3397583, 3542161, 7238329, 23783081, 166481567]

約数ペア:

[(1, 166481567), (7, 23783081), (23, 7238329), (47, 3542161), (49, 3397583), (161, 1034047), (329, 506023), (343, 485369), (449, 370783), (1081, 154007), (1127, 147721), (2303, 72289), (3143, 52969), (7567, 22001), (7889, 21103), (10327, 16121)]