12616803

素因数分解:

$3^9\times {\mathrm{641}}^1$

素因数の和:668

約数の個数: 20

約数和(自身を含む): 18954408

約数和(自身を除く): 6337605

約数列:

[1, 3, 9, 27, 81, 243, 641, 729, 1923, 2187, 5769, 6561, 17307, 19683, 51921, 155763, 467289, 1401867, 4205601, 12616803]

約数ペア:

[(1, 12616803), (3, 4205601), (9, 1401867), (27, 467289), (81, 155763), (243, 51921), (641, 19683), (729, 17307), (1923, 6561), (2187, 5769)]