12205165

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1657

約数の個数: 24

約数和(自身を含む): 17597952

約数和(自身を除く): 5392787

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 1607, 7595, 8035, 11249, 49817, 56245, 78743, 249085, 348719, 393715, 1743595, 2441033, 12205165]

約数ペア:

[(1, 12205165), (5, 2441033), (7, 1743595), (31, 393715), (35, 348719), (49, 249085), (155, 78743), (217, 56245), (245, 49817), (1085, 11249), (1519, 8035), (1607, 7595)]