11972157

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{571}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 16610880

約数和(自身を除く): 4638723

約数列:

[1, 3, 29, 87, 241, 571, 723, 1713, 6989, 16559, 20967, 49677, 137611, 412833, 3990719, 11972157]

約数ペア:

[(1, 11972157), (3, 3990719), (29, 412833), (87, 137611), (241, 49677), (571, 20967), (723, 16559), (1713, 6989)]