28049949

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2657}}^1$

素因数の和:2706

約数の個数: 32

約数和(自身を含む): 45930240

約数和(自身を除く): 17880291

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 391, 459, 621, 1173, 2657, 3519, 7971, 10557, 23913, 45169, 61111, 71739, 135507, 183333, 406521, 549999, 1038887, 1219563, 1649997, 3116661, 9349983, 28049949]

約数ペア:

[(1, 28049949), (3, 9349983), (9, 3116661), (17, 1649997), (23, 1219563), (27, 1038887), (51, 549999), (69, 406521), (153, 183333), (207, 135507), (391, 71739), (459, 61111), (621, 45169), (1173, 23913), (2657, 10557), (3519, 7971)]