209650273

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2309}}^1$

素因数の和:2449

約数の個数: 24

約数和(自身を含む): 260706600

約数和(自身を除く): 51056327

約数列:

[1, 7, 17, 49, 109, 119, 763, 833, 1853, 2309, 5341, 12971, 16163, 39253, 90797, 113141, 251681, 274771, 1761767, 1923397, 4278577, 12332369, 29950039, 209650273]

約数ペア:

[(1, 209650273), (7, 29950039), (17, 12332369), (49, 4278577), (109, 1923397), (119, 1761767), (763, 274771), (833, 251681), (1853, 113141), (2309, 90797), (5341, 39253), (12971, 16163)]