77938605

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2789}}^1$

素因数の和:2832

約数の個数: 48

約数和(自身を含む): 146240640

約数和(自身を除く): 68302035

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 1035, 1215, 1863, 2789, 3105, 5589, 8367, 9315, 13945, 25101, 27945, 41835, 64147, 75303, 125505, 192441, 225909, 320735, 376515, 577323, 677727, 962205, 1129545, 1731969, 2886615, 3388635, 5195907, 8659845, 15587721, 25979535, 77938605]

約数ペア:

[(1, 77938605), (3, 25979535), (5, 15587721), (9, 8659845), (15, 5195907), (23, 3388635), (27, 2886615), (45, 1731969), (69, 1129545), (81, 962205), (115, 677727), (135, 577323), (207, 376515), (243, 320735), (345, 225909), (405, 192441), (621, 125505), (1035, 75303), (1215, 64147), (1863, 41835), (2789, 27945), (3105, 25101), (5589, 13945), (8367, 9315)]