401927617

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:131

約数の個数: 64

約数和(自身を含む): 561254400

約数和(自身を除く): 159326783

約数列:

[1, 7, 13, 17, 29, 31, 91, 119, 203, 217, 221, 289, 377, 403, 493, 527, 899, 1547, 2023, 2639, 2821, 3451, 3689, 3757, 4913, 6293, 6409, 6851, 8381, 8959, 11687, 15283, 26299, 34391, 44863, 47957, 58667, 62713, 63869, 81809, 106981, 108953, 116467, 142477, 152303, 198679, 259811, 447083, 762671, 815269, 997339, 1066121, 1390753, 1818677, 1852201, 1979939, 3377543, 4416787, 12965407, 13859573, 23642801, 30917509, 57418231, 401927617]

約数ペア:

[(1, 401927617), (7, 57418231), (13, 30917509), (17, 23642801), (29, 13859573), (31, 12965407), (91, 4416787), (119, 3377543), (203, 1979939), (217, 1852201), (221, 1818677), (289, 1390753), (377, 1066121), (403, 997339), (493, 815269), (527, 762671), (899, 447083), (1547, 259811), (2023, 198679), (2639, 152303), (2821, 142477), (3451, 116467), (3689, 108953), (3757, 106981), (4913, 81809), (6293, 63869), (6409, 62713), (6851, 58667), (8381, 47957), (8959, 44863), (11687, 34391), (15283, 26299)]