217924

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 448448

約数和(自身を除く): 230524

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 181, 301, 362, 602, 724, 1204, 1267, 2534, 5068, 7783, 15566, 31132, 54481, 108962, 217924]

約数ペア:

[(1, 217924), (2, 108962), (4, 54481), (7, 31132), (14, 15566), (28, 7783), (43, 5068), (86, 2534), (172, 1267), (181, 1204), (301, 724), (362, 602)]