17207631

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3847}}^1$

素因数の和:3931

約数の個数: 24

約数和(自身を含む): 28813824

約数和(自身を除く): 11606193

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 3847, 4473, 11541, 26929, 34623, 80787, 242361, 273137, 819411, 1911959, 2458233, 5735877, 17207631]

約数ペア:

[(1, 17207631), (3, 5735877), (7, 2458233), (9, 1911959), (21, 819411), (63, 273137), (71, 242361), (213, 80787), (497, 34623), (639, 26929), (1491, 11541), (3847, 4473)]