28448871

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 46565760

約数和(自身を除く): 18116889

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 157, 187, 209, 289, 323, 471, 561, 627, 867, 969, 1727, 2669, 2983, 3179, 3553, 5181, 5491, 8007, 8949, 9537, 10659, 16473, 29359, 32813, 45373, 50711, 60401, 88077, 98439, 136119, 152133, 181203, 499103, 557821, 862087, 1497309, 1673463, 2586261, 9482957, 28448871]

約数ペア:

[(1, 28448871), (3, 9482957), (11, 2586261), (17, 1673463), (19, 1497309), (33, 862087), (51, 557821), (57, 499103), (157, 181203), (187, 152133), (209, 136119), (289, 98439), (323, 88077), (471, 60401), (561, 50711), (627, 45373), (867, 32813), (969, 29359), (1727, 16473), (2669, 10659), (2983, 9537), (3179, 8949), (3553, 8007), (5181, 5491)]