42013251

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 71884800

約数和(自身を除く): 29871549

約数列:

[1, 3, 7, 9, 21, 59, 63, 89, 127, 177, 267, 381, 413, 531, 623, 801, 889, 1143, 1239, 1869, 2667, 3717, 5251, 5607, 7493, 8001, 11303, 15753, 22479, 33909, 36757, 47259, 52451, 67437, 79121, 101727, 110271, 157353, 237363, 330813, 472059, 666877, 712089, 2000631, 4668139, 6001893, 14004417, 42013251]

約数ペア:

[(1, 42013251), (3, 14004417), (7, 6001893), (9, 4668139), (21, 2000631), (59, 712089), (63, 666877), (89, 472059), (127, 330813), (177, 237363), (267, 157353), (381, 110271), (413, 101727), (531, 79121), (623, 67437), (801, 52451), (889, 47259), (1143, 36757), (1239, 33909), (1869, 22479), (2667, 15753), (3717, 11303), (5251, 8001), (5607, 7493)]