9980493651

素因数分解:

$3^4\times {\mathrm{277}}^1\times {\mathrm{281}}^1\times {\mathrm{1583}}^1$

素因数の和:2153

約数の個数: 40

約数和(自身を含む): 15025690944

約数和(自身を除く): 5045197293

約数列:

[1, 3, 9, 27, 81, 277, 281, 831, 843, 1583, 2493, 2529, 4749, 7479, 7587, 14247, 22437, 22761, 42741, 77837, 128223, 233511, 438491, 444823, 700533, 1315473, 1334469, 2101599, 3946419, 4003407, 6304797, 11839257, 12010221, 35517771, 36030663, 123215971, 369647913, 1108943739, 3326831217, 9980493651]

約数ペア:

[(1, 9980493651), (3, 3326831217), (9, 1108943739), (27, 369647913), (81, 123215971), (277, 36030663), (281, 35517771), (831, 12010221), (843, 11839257), (1583, 6304797), (2493, 4003407), (2529, 3946419), (4749, 2101599), (7479, 1334469), (7587, 1315473), (14247, 700533), (22437, 444823), (22761, 438491), (42741, 233511), (77837, 128223)]