124977839

素因数分解:

$7^1\times {\mathrm{19}}^4\times {\mathrm{137}}^1$

素因数の和:220

約数の個数: 20

約数和(自身を含む): 151867344

約数和(自身を除く): 26889505

約数列:

[1, 7, 19, 133, 137, 361, 959, 2527, 2603, 6859, 18221, 48013, 49457, 130321, 346199, 912247, 939683, 6577781, 17853977, 124977839]

約数ペア:

[(1, 124977839), (7, 17853977), (19, 6577781), (133, 939683), (137, 912247), (361, 346199), (959, 130321), (2527, 49457), (2603, 48013), (6859, 18221)]