15971499

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{8573}}^1$

素因数の和:8608

約数の個数: 20

約数和(自身を含む): 24898896

約数和(自身を除く): 8927397

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 8573, 25719, 77157, 197179, 231471, 591537, 694413, 1774611, 5323833, 15971499]

約数ペア:

[(1, 15971499), (3, 5323833), (9, 1774611), (23, 694413), (27, 591537), (69, 231471), (81, 197179), (207, 77157), (621, 25719), (1863, 8573)]