427725

素因数分解:

$3^2\times 5^2\times {\mathrm{1901}}^1$

素因数の和:1917

約数の個数: 18

約数和(自身を含む): 766506

約数和(自身を除く): 338781

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 1901, 5703, 9505, 17109, 28515, 47525, 85545, 142575, 427725]

約数ペア:

[(1, 427725), (3, 142575), (5, 85545), (9, 47525), (15, 28515), (25, 17109), (45, 9505), (75, 5703), (225, 1901)]