251189127

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78179}}^1$

素因数の和:78212

約数の個数: 32

約数和(自身を含む): 450316800

約数和(自身を除く): 199127673

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 78179, 234537, 547253, 703611, 1329043, 1641759, 2110833, 3987129, 4925277, 9303301, 11961387, 14775831, 27909903, 35884161, 83729709, 251189127]

約数ペア:

[(1, 251189127), (3, 83729709), (7, 35884161), (9, 27909903), (17, 14775831), (21, 11961387), (27, 9303301), (51, 4925277), (63, 3987129), (119, 2110833), (153, 1641759), (189, 1329043), (357, 703611), (459, 547253), (1071, 234537), (3213, 78179)]