15803931

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 26544672

約数和(自身を除く): 10740741

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 121, 143, 187, 197, 221, 363, 429, 561, 591, 663, 1573, 2057, 2167, 2431, 2561, 3349, 4719, 6171, 6501, 7293, 7683, 10047, 23837, 26741, 28171, 36839, 43537, 71511, 80223, 84513, 110517, 130611, 309881, 405229, 478907, 929643, 1215687, 1436721, 5267977, 15803931]

約数ペア:

[(1, 15803931), (3, 5267977), (11, 1436721), (13, 1215687), (17, 929643), (33, 478907), (39, 405229), (51, 309881), (121, 130611), (143, 110517), (187, 84513), (197, 80223), (221, 71511), (363, 43537), (429, 36839), (561, 28171), (591, 26741), (663, 23837), (1573, 10047), (2057, 7683), (2167, 7293), (2431, 6501), (2561, 6171), (3349, 4719)]