28066509

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3307}}^1$

素因数の和:3377

約数の個数: 24

約数和(自身を含む): 43348032

約数和(自身を除く): 15281523

約数列:

[1, 3, 9, 23, 41, 69, 123, 207, 369, 943, 2829, 3307, 8487, 9921, 29763, 76061, 135587, 228183, 406761, 684549, 1220283, 3118501, 9355503, 28066509]

約数ペア:

[(1, 28066509), (3, 9355503), (9, 3118501), (23, 1220283), (41, 684549), (69, 406761), (123, 228183), (207, 135587), (369, 76061), (943, 29763), (2829, 9921), (3307, 8487)]