1640682627

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{401243}}^1$

素因数の和:401322

約数の個数: 16

約数和(自身を含む): 2311165440

約数和(自身を除く): 670482813

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 401243, 1203729, 11636047, 18858421, 34908141, 56575263, 546894209, 1640682627]

約数ペア:

[(1, 1640682627), (3, 546894209), (29, 56575263), (47, 34908141), (87, 18858421), (141, 11636047), (1363, 1203729), (4089, 401243)]