121951543

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 148975200

約数和(自身を除く): 27023657

約数列:

[1, 7, 23, 49, 161, 241, 449, 1127, 1687, 3143, 5543, 10327, 11809, 22001, 38801, 72289, 108209, 271607, 506023, 757463, 2488807, 5302241, 17421649, 121951543]

約数ペア:

[(1, 121951543), (7, 17421649), (23, 5302241), (49, 2488807), (161, 757463), (241, 506023), (449, 271607), (1127, 108209), (1687, 72289), (3143, 38801), (5543, 22001), (10327, 11809)]