128558731

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{3299}}^1$

素因数の和:3618

約数の個数: 16

約数和(自身を含む): 155232000

約数和(自身を除く): 26673269

約数列:

[1, 7, 19, 133, 293, 2051, 3299, 5567, 23093, 38969, 62681, 438767, 966607, 6766249, 18365533, 128558731]

約数ペア:

[(1, 128558731), (7, 18365533), (19, 6766249), (133, 966607), (293, 438767), (2051, 62681), (3299, 38969), (5567, 23093)]