12977251

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 15523840

約数和(自身を除く): 2546589

約数列:

[1, 7, 31, 79, 217, 553, 757, 2449, 5299, 17143, 23467, 59803, 164269, 418621, 1853893, 12977251]

約数ペア:

[(1, 12977251), (7, 1853893), (31, 418621), (79, 164269), (217, 59803), (553, 23467), (757, 17143), (2449, 5299)]