13428205

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2383}}^1$

素因数の和:2425

約数の個数: 24

約数和(自身を含む): 19567872

約数和(自身を除く): 6139667

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 2383, 5635, 11915, 16681, 54809, 83405, 116767, 274045, 383663, 583835, 1918315, 2685641, 13428205]

約数ペア:

[(1, 13428205), (5, 2685641), (7, 1918315), (23, 583835), (35, 383663), (49, 274045), (115, 116767), (161, 83405), (245, 54809), (805, 16681), (1127, 11915), (2383, 5635)]