12699729

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4289}}^1$

素因数の和:4349

約数の個数: 24

約数和(自身を含む): 21415680

約数和(自身を除く): 8715951

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 4289, 12867, 30023, 38601, 90069, 201583, 270207, 604749, 1411081, 1814247, 4233243, 12699729]

約数ペア:

[(1, 12699729), (3, 4233243), (7, 1814247), (9, 1411081), (21, 604749), (47, 270207), (63, 201583), (141, 90069), (329, 38601), (423, 30023), (987, 12867), (2961, 4289)]