30742575

素因数分解:

$3^1\times 5^2\times {\mathrm{409901}}^1$

素因数の和:409914

約数の個数: 12

約数和(自身を含む): 50827848

約数和(自身を除く): 20085273

約数列:

[1, 3, 5, 15, 25, 75, 409901, 1229703, 2049505, 6148515, 10247525, 30742575]

約数ペア:

[(1, 30742575), (3, 10247525), (5, 6148515), (15, 2049505), (25, 1229703), (75, 409901)]