28983519

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{859}}^1$

素因数の和:1051

約数の個数: 24

約数和(自身を含む): 44004480

約数和(自身を除く): 15020961

約数列:

[1, 3, 9, 23, 69, 163, 207, 489, 859, 1467, 2577, 3749, 7731, 11247, 19757, 33741, 59271, 140017, 177813, 420051, 1260153, 3220391, 9661173, 28983519]

約数ペア:

[(1, 28983519), (3, 9661173), (9, 3220391), (23, 1260153), (69, 420051), (163, 177813), (207, 140017), (489, 59271), (859, 33741), (1467, 19757), (2577, 11247), (3749, 7731)]