13122729

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:448

約数の個数: 28

約数和(自身を含む): 20146176

約数和(自身を除く): 7023447

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 383, 423, 729, 1149, 1269, 3447, 3807, 10341, 11421, 18001, 31023, 34263, 54003, 93069, 162009, 279207, 486027, 1458081, 4374243, 13122729]

約数ペア:

[(1, 13122729), (3, 4374243), (9, 1458081), (27, 486027), (47, 279207), (81, 162009), (141, 93069), (243, 54003), (383, 34263), (423, 31023), (729, 18001), (1149, 11421), (1269, 10341), (3447, 3807)]