12785815

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2269}}^1$

素因数の和:2311

約数の個数: 24

約数和(自身を含む): 18632160

約数和(自身を除く): 5846345

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 2269, 5635, 11345, 15883, 52187, 79415, 111181, 260935, 365309, 555905, 1826545, 2557163, 12785815]

約数ペア:

[(1, 12785815), (5, 2557163), (7, 1826545), (23, 555905), (35, 365309), (49, 260935), (115, 111181), (161, 79415), (245, 52187), (805, 15883), (1127, 11345), (2269, 5635)]