205385439

素因数分解:

$3^1\times 7^1\times {\mathrm{3001}}^1\times {\mathrm{3259}}^1$

素因数の和:6270

約数の個数: 16

約数和(自身を含む): 313168640

約数和(自身を除く): 107783201

約数列:

[1, 3, 7, 21, 3001, 3259, 9003, 9777, 21007, 22813, 63021, 68439, 9780259, 29340777, 68461813, 205385439]

約数ペア:

[(1, 205385439), (3, 68461813), (7, 29340777), (21, 9780259), (3001, 68439), (3259, 63021), (9003, 22813), (9777, 21007)]