204512985

素因数分解:

$3^3\times 5^1\times {\mathrm{1514911}}^1$

素因数の和:1514925

約数の個数: 16

約数和(自身を含む): 363578880

約数和(自身を除く): 159065895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1514911, 4544733, 7574555, 13634199, 22723665, 40902597, 68170995, 204512985]

約数ペア:

[(1, 204512985), (3, 68170995), (5, 40902597), (9, 22723665), (15, 13634199), (27, 7574555), (45, 4544733), (135, 1514911)]