65618657279

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{4523}}^1\times {\mathrm{15583}}^1$

素因数の和:20139

約数の個数: 24

約数和(自身を含む): 80372298240

約数和(自身を除く): 14753640961

約数列:

[1, 7, 19, 49, 133, 931, 4523, 15583, 31661, 85937, 109081, 221627, 296077, 601559, 763567, 2072539, 4210913, 14507773, 70481909, 493373363, 1339156271, 3453613541, 9374093897, 65618657279]

約数ペア:

[(1, 65618657279), (7, 9374093897), (19, 3453613541), (49, 1339156271), (133, 493373363), (931, 70481909), (4523, 14507773), (15583, 4210913), (31661, 2072539), (85937, 763567), (109081, 601559), (221627, 296077)]