2223943057

素因数分解:

$7^4\times {\mathrm{137}}^1\times {\mathrm{6761}}^1$

素因数の和:6926

約数の個数: 20

約数和(自身を含む): 2613769956

約数和(自身を除く): 389826899

約数列:

[1, 7, 49, 137, 343, 959, 2401, 6713, 6761, 46991, 47327, 328937, 331289, 926257, 2319023, 6483799, 16233161, 45386593, 317706151, 2223943057]

約数ペア:

[(1, 2223943057), (7, 317706151), (49, 45386593), (137, 16233161), (343, 6483799), (959, 2319023), (2401, 926257), (6713, 331289), (6761, 328937), (46991, 47327)]