289911075

素因数分解:

$3^1\times 5^2\times {\mathrm{3865481}}^1$

素因数の和:3865494

約数の個数: 12

約数和(自身を含む): 479319768

約数和(自身を除く): 189408693

約数列:

[1, 3, 5, 15, 25, 75, 3865481, 11596443, 19327405, 57982215, 96637025, 289911075]

約数ペア:

[(1, 289911075), (3, 96637025), (5, 57982215), (15, 19327405), (25, 11596443), (75, 3865481)]