8721969

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9001}}^1$

素因数の和:9040

約数の個数: 16

約数和(自身を含む): 12962880

約数和(自身を除く): 4240911

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 9001, 27003, 153017, 171019, 459051, 513057, 2907323, 8721969]

約数ペア:

[(1, 8721969), (3, 2907323), (17, 513057), (19, 459051), (51, 171019), (57, 153017), (323, 27003), (969, 9001)]