20342227725

素因数分解:

$3^2\times 5^2\times {\mathrm{90409901}}^1$

素因数の和:90409917

約数の個数: 18

約数和(自身を含む): 36435190506

約数和(自身を除く): 16092962781

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 90409901, 271229703, 452049505, 813689109, 1356148515, 2260247525, 4068445545, 6780742575, 20342227725]

約数ペア:

[(1, 20342227725), (3, 6780742575), (5, 4068445545), (9, 2260247525), (15, 1356148515), (25, 813689109), (45, 452049505), (75, 271229703), (225, 90409901)]