12808355

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2273}}^1$

素因数の和:2315

約数の個数: 24

約数和(自身を含む): 18664992

約数和(自身を除く): 5856637

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 2273, 5635, 11365, 15911, 52279, 79555, 111377, 261395, 365953, 556885, 1829765, 2561671, 12808355]

約数ペア:

[(1, 12808355), (5, 2561671), (7, 1829765), (23, 556885), (35, 365953), (49, 261395), (115, 111377), (161, 79555), (245, 52279), (805, 15911), (1127, 11365), (2273, 5635)]