27780915

素因数分解:

$3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3803}}^1$

素因数の和:4298

約数の個数: 16

約数和(自身を含む): 44552448

約数和(自身を除く): 16771533

約数列:

[1, 3, 5, 15, 487, 1461, 2435, 3803, 7305, 11409, 19015, 57045, 1852061, 5556183, 9260305, 27780915]

約数ペア:

[(1, 27780915), (3, 9260305), (5, 5556183), (15, 1852061), (487, 57045), (1461, 19015), (2435, 11409), (3803, 7305)]