30698199

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6863}}^1$

素因数の和:6947

約数の個数: 24

約数和(自身を含む): 51397632

約数和(自身を除く): 20699433

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 6863, 20589, 48041, 61767, 144123, 432369, 487273, 1461819, 3410911, 4385457, 10232733, 30698199]

約数ペア:

[(1, 30698199), (3, 10232733), (7, 4385457), (9, 3410911), (21, 1461819), (63, 487273), (71, 432369), (213, 144123), (497, 61767), (639, 48041), (1491, 20589), (4473, 6863)]