12912471

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 22364160

約数和(自身を除く): 9451689

約数列:

[1, 3, 9, 11, 13, 33, 39, 79, 99, 117, 127, 143, 237, 381, 429, 711, 869, 1027, 1143, 1287, 1397, 1651, 2607, 3081, 4191, 4953, 7821, 9243, 10033, 11297, 12573, 14859, 18161, 30099, 33891, 54483, 90297, 101673, 110363, 130429, 163449, 331089, 391287, 993267, 1173861, 1434719, 4304157, 12912471]

約数ペア:

[(1, 12912471), (3, 4304157), (9, 1434719), (11, 1173861), (13, 993267), (33, 391287), (39, 331089), (79, 163449), (99, 130429), (117, 110363), (127, 101673), (143, 90297), (237, 54483), (381, 33891), (429, 30099), (711, 18161), (869, 14859), (1027, 12573), (1143, 11297), (1287, 10033), (1397, 9243), (1651, 7821), (2607, 4953), (3081, 4191)]