12719889

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 24084480

約数和(自身を除く): 11364591

約数列:

[1, 3, 7, 9, 13, 21, 27, 31, 39, 63, 91, 93, 117, 167, 189, 217, 273, 279, 351, 403, 501, 651, 819, 837, 1169, 1209, 1503, 1953, 2171, 2457, 2821, 3507, 3627, 4509, 5177, 5859, 6513, 8463, 10521, 10881, 15197, 15531, 19539, 25389, 31563, 36239, 45591, 46593, 58617, 67301, 76167, 108717, 136773, 139779, 201903, 326151, 410319, 471107, 605709, 978453, 1413321, 1817127, 4239963, 12719889]

約数ペア:

[(1, 12719889), (3, 4239963), (7, 1817127), (9, 1413321), (13, 978453), (21, 605709), (27, 471107), (31, 410319), (39, 326151), (63, 201903), (91, 139779), (93, 136773), (117, 108717), (167, 76167), (189, 67301), (217, 58617), (273, 46593), (279, 45591), (351, 36239), (403, 31563), (501, 25389), (651, 19539), (819, 15531), (837, 15197), (1169, 10881), (1209, 10521), (1503, 8463), (1953, 6513), (2171, 5859), (2457, 5177), (2821, 4509), (3507, 3627)]