2178712858

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{727}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 4015484928

約数和(自身を除く): 1836772070

約数列:

[1, 2, 7, 14, 23, 41, 46, 82, 161, 227, 287, 322, 454, 574, 727, 943, 1454, 1589, 1886, 3178, 5089, 5221, 6601, 9307, 10178, 10442, 13202, 16721, 18614, 29807, 33442, 36547, 59614, 65149, 73094, 117047, 130298, 165029, 208649, 214061, 234094, 330058, 417298, 428122, 685561, 1155203, 1371122, 1498427, 2310406, 2996854, 3795667, 4798927, 6766189, 7591334, 9597854, 13532378, 26569669, 47363323, 53139338, 94726646, 155622347, 311244694, 1089356429, 2178712858]

約数ペア:

[(1, 2178712858), (2, 1089356429), (7, 311244694), (14, 155622347), (23, 94726646), (41, 53139338), (46, 47363323), (82, 26569669), (161, 13532378), (227, 9597854), (287, 7591334), (322, 6766189), (454, 4798927), (574, 3795667), (727, 2996854), (943, 2310406), (1454, 1498427), (1589, 1371122), (1886, 1155203), (3178, 685561), (5089, 428122), (5221, 417298), (6601, 330058), (9307, 234094), (10178, 214061), (10442, 208649), (13202, 165029), (16721, 130298), (18614, 117047), (29807, 73094), (33442, 65149), (36547, 59614)]