209982545

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1\times {\mathrm{1609}}^1$

素因数の和:2264

約数の個数: 16

約数和(自身を含む): 258424320

約数和(自身を除く): 48441775

約数列:

[1, 5, 43, 215, 607, 1609, 3035, 8045, 26101, 69187, 130505, 345935, 976663, 4883315, 41996509, 209982545]

約数ペア:

[(1, 209982545), (5, 41996509), (43, 4883315), (215, 976663), (607, 345935), (1609, 130505), (3035, 69187), (8045, 26101)]