28325691

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1381}}^1$

素因数の和:1483

約数の個数: 24

約数和(自身を含む): 42687216

約数和(自身を除く): 14361525

約数列:

[1, 3, 9, 43, 53, 129, 159, 387, 477, 1381, 2279, 4143, 6837, 12429, 20511, 59383, 73193, 178149, 219579, 534447, 658737, 3147299, 9441897, 28325691]

約数ペア:

[(1, 28325691), (3, 9441897), (9, 3147299), (43, 658737), (53, 534447), (129, 219579), (159, 178149), (387, 73193), (477, 59383), (1381, 20511), (2279, 12429), (4143, 6837)]