2868957

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 5311488

約数和(自身を除く): 2442531

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 113, 117, 217, 273, 279, 339, 403, 651, 791, 819, 1017, 1209, 1469, 1953, 2373, 2821, 3503, 3627, 4407, 7119, 8463, 10283, 10509, 13221, 24521, 25389, 30849, 31527, 45539, 73563, 92547, 136617, 220689, 318773, 409851, 956319, 2868957]

約数ペア:

[(1, 2868957), (3, 956319), (7, 409851), (9, 318773), (13, 220689), (21, 136617), (31, 92547), (39, 73563), (63, 45539), (91, 31527), (93, 30849), (113, 25389), (117, 24521), (217, 13221), (273, 10509), (279, 10283), (339, 8463), (403, 7119), (651, 4407), (791, 3627), (819, 3503), (1017, 2821), (1209, 2373), (1469, 1953)]