2135665

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 3119040

約数和(自身を除く): 983375

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 379, 805, 1127, 1895, 2653, 5635, 8717, 13265, 18571, 43585, 61019, 92855, 305095, 427133, 2135665]

約数ペア:

[(1, 2135665), (5, 427133), (7, 305095), (23, 92855), (35, 61019), (49, 43585), (115, 18571), (161, 13265), (245, 8717), (379, 5635), (805, 2653), (1127, 1895)]