1304920589

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{21191}}^1$

素因数の和:21680

約数の個数: 16

約数和(自身を含む): 1573294080

約数和(自身を除く): 268373491

約数列:

[1, 7, 19, 133, 463, 3241, 8797, 21191, 61579, 148337, 402629, 2818403, 9811433, 68680031, 186417227, 1304920589]

約数ペア:

[(1, 1304920589), (7, 186417227), (19, 68680031), (133, 9811433), (463, 2818403), (3241, 402629), (8797, 148337), (21191, 61579)]