281412171

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{2153}}^1$

素因数の和:2312

約数の個数: 32

約数和(自身を含む): 430110720

約数和(自身を除く): 148698549

約数列:

[1, 3, 9, 27, 47, 103, 141, 309, 423, 927, 1269, 2153, 2781, 4841, 6459, 14523, 19377, 43569, 58131, 101191, 130707, 221759, 303573, 665277, 910719, 1995831, 2732157, 5987493, 10422673, 31268019, 93804057, 281412171]

約数ペア:

[(1, 281412171), (3, 93804057), (9, 31268019), (27, 10422673), (47, 5987493), (103, 2732157), (141, 1995831), (309, 910719), (423, 665277), (927, 303573), (1269, 221759), (2153, 130707), (2781, 101191), (4841, 58131), (6459, 43569), (14523, 19377)]