205387155

素因数分解:

$3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{13789}}^1$

素因数の和:14131

約数の個数: 24

約数和(自身を含む): 357105840

約数和(自身を除く): 151718685

約数列:

[1, 3, 5, 9, 15, 45, 331, 993, 1655, 2979, 4965, 13789, 14895, 41367, 68945, 124101, 206835, 620505, 4564159, 13692477, 22820795, 41077431, 68462385, 205387155]

約数ペア:

[(1, 205387155), (3, 68462385), (5, 41077431), (9, 22820795), (15, 13692477), (45, 4564159), (331, 620505), (993, 206835), (1655, 124101), (2979, 68945), (4965, 41367), (13789, 14895)]