1276479

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:138

約数の個数: 28

約数和(自身を含む): 2046096

約数和(自身を除く): 769617

約数列:

[1, 3, 9, 17, 27, 51, 81, 103, 153, 243, 309, 459, 729, 927, 1377, 1751, 2781, 4131, 5253, 8343, 12393, 15759, 25029, 47277, 75087, 141831, 425493, 1276479]

約数ペア:

[(1, 1276479), (3, 425493), (9, 141831), (17, 75087), (27, 47277), (51, 25029), (81, 15759), (103, 12393), (153, 8343), (243, 5253), (309, 4131), (459, 2781), (729, 1751), (927, 1377)]