139990214

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40483}}^1$

素因数の和:40524

約数の個数: 32

約数和(自身を含む): 272052480

約数和(自身を除く): 132062266

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 40483, 80966, 283381, 526279, 566762, 769177, 1052558, 1538354, 3683953, 5384239, 7367906, 9999301, 10768478, 19998602, 69995107, 139990214]

約数ペア:

[(1, 139990214), (2, 69995107), (7, 19998602), (13, 10768478), (14, 9999301), (19, 7367906), (26, 5384239), (38, 3683953), (91, 1538354), (133, 1052558), (182, 769177), (247, 566762), (266, 526279), (494, 283381), (1729, 80966), (3458, 40483)]