28903245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{275269}}^1$

素因数の和:275284

約数の個数: 16

約数和(自身を含む): 52851840

約数和(自身を除く): 23948595

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 275269, 825807, 1376345, 1926883, 4129035, 5780649, 9634415, 28903245]

約数ペア:

[(1, 28903245), (3, 9634415), (5, 5780649), (7, 4129035), (15, 1926883), (21, 1376345), (35, 825807), (105, 275269)]