129791347

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 154958832

約数和(自身を除く): 25167485

約数列:

[1, 7, 49, 61, 173, 251, 427, 1211, 1757, 2989, 8477, 10553, 12299, 15311, 43423, 73871, 107177, 303961, 517097, 750239, 2127727, 2648803, 18541621, 129791347]

約数ペア:

[(1, 129791347), (7, 18541621), (49, 2648803), (61, 2127727), (173, 750239), (251, 517097), (427, 303961), (1211, 107177), (1757, 73871), (2989, 43423), (8477, 15311), (10553, 12299)]