15856803

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{1201}}^1$

素因数の和:1376

約数の個数: 20

約数和(自身を含む): 23852488

約数和(自身を除く): 7995685

約数列:

[1, 3, 9, 27, 81, 163, 489, 1201, 1467, 3603, 4401, 10809, 13203, 32427, 97281, 195763, 587289, 1761867, 5285601, 15856803]

約数ペア:

[(1, 15856803), (3, 5285601), (9, 1761867), (27, 587289), (81, 195763), (163, 97281), (489, 32427), (1201, 13203), (1467, 10809), (3603, 4401)]