28888389

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4391}}^1$

素因数の和:4457

約数の個数: 24

約数和(自身を含む): 45220032

約数和(自身を除く): 16331643

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 4391, 6579, 13173, 39519, 74647, 188813, 223941, 566439, 671823, 1699317, 3209821, 9629463, 28888389]

約数ペア:

[(1, 28888389), (3, 9629463), (9, 3209821), (17, 1699317), (43, 671823), (51, 566439), (129, 223941), (153, 188813), (387, 74647), (731, 39519), (2193, 13173), (4391, 6579)]