12216999

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{569}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 17318880

約数和(自身を除く): 5101881

約数列:

[1, 3, 17, 51, 421, 569, 1263, 1707, 7157, 9673, 21471, 29019, 239549, 718647, 4072333, 12216999]

約数ペア:

[(1, 12216999), (3, 4072333), (17, 718647), (51, 239549), (421, 29019), (569, 21471), (1263, 9673), (1707, 7157)]