16841439

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{3923}}^1$

素因数の和:3988

約数の個数: 20

約数和(自身を含む): 25639416

約数和(自身を除く): 8797977

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 3923, 4293, 11769, 35307, 105921, 207919, 317763, 623757, 1871271, 5613813, 16841439]

約数ペア:

[(1, 16841439), (3, 5613813), (9, 1871271), (27, 623757), (53, 317763), (81, 207919), (159, 105921), (477, 35307), (1431, 11769), (3923, 4293)]