280984815

素因数分解:

$3^3\times 5^1\times {\mathrm{2081369}}^1$

素因数の和:2081383

約数の個数: 16

約数和(自身を含む): 499528800

約数和(自身を除く): 218543985

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2081369, 6244107, 10406845, 18732321, 31220535, 56196963, 93661605, 280984815]

約数ペア:

[(1, 280984815), (3, 93661605), (5, 56196963), (9, 31220535), (15, 18732321), (27, 10406845), (45, 6244107), (135, 2081369)]