16218243

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1667}}^1$

素因数の和:1743

約数の個数: 24

約数和(自身を含む): 24979968

約数和(自身を除く): 8761725

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 1667, 3243, 5001, 9729, 15003, 38341, 78349, 115023, 235047, 345069, 705141, 1802027, 5406081, 16218243]

約数ペア:

[(1, 16218243), (3, 5406081), (9, 1802027), (23, 705141), (47, 345069), (69, 235047), (141, 115023), (207, 78349), (423, 38341), (1081, 15003), (1667, 9729), (3243, 5001)]