16819299

素因数分解:

$3^3\times 7^2\times {\mathrm{12713}}^1$

素因数の和:12736

約数の個数: 24

約数和(自身を含む): 28987920

約数和(自身を除く): 12168621

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 12713, 38139, 88991, 114417, 266973, 343251, 622937, 800919, 1868811, 2402757, 5606433, 16819299]

約数ペア:

[(1, 16819299), (3, 5606433), (7, 2402757), (9, 1868811), (21, 800919), (27, 622937), (49, 343251), (63, 266973), (147, 114417), (189, 88991), (441, 38139), (1323, 12713)]