2019983295447

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1103}}^1\times {\mathrm{920741}}^1$

素因数の和:921880

約数の個数: 48

約数和(自身を含む): 3330051274368

約数和(自身を除く): 1310067978921

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1103, 1989, 3309, 9927, 14339, 18751, 43017, 56253, 129051, 168759, 243763, 731289, 920741, 2193867, 2762223, 8286669, 11969633, 15652597, 35908899, 46957791, 107726697, 140873373, 203483761, 610451283, 1015577323, 1831353849, 3046731969, 9140195907, 13202505199, 17264814491, 39607515597, 51794443473, 118822546791, 155383330419, 224442588383, 673327765149, 2019983295447]

約数ペア:

[(1, 2019983295447), (3, 673327765149), (9, 224442588383), (13, 155383330419), (17, 118822546791), (39, 51794443473), (51, 39607515597), (117, 17264814491), (153, 13202505199), (221, 9140195907), (663, 3046731969), (1103, 1831353849), (1989, 1015577323), (3309, 610451283), (9927, 203483761), (14339, 140873373), (18751, 107726697), (43017, 46957791), (56253, 35908899), (129051, 15652597), (168759, 11969633), (243763, 8286669), (731289, 2762223), (920741, 2193867)]