28778820483

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{22709}}^1$

素因数の和:22996

約数の個数: 48

約数和(自身を含む): 46041708960

約数和(自身を除く): 17262888477

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 233, 259, 699, 777, 1631, 1813, 4893, 5439, 8621, 11417, 22709, 25863, 34251, 60347, 68127, 158963, 181041, 422429, 476889, 840233, 1112741, 1267287, 2520699, 3338223, 5291197, 5881631, 15873591, 17644893, 37038379, 41171417, 111115137, 123514251, 195774289, 259268653, 587322867, 777805959, 1370420023, 4111260069, 9592940161, 28778820483]

約数ペア:

[(1, 28778820483), (3, 9592940161), (7, 4111260069), (21, 1370420023), (37, 777805959), (49, 587322867), (111, 259268653), (147, 195774289), (233, 123514251), (259, 111115137), (699, 41171417), (777, 37038379), (1631, 17644893), (1813, 15873591), (4893, 5881631), (5439, 5291197), (8621, 3338223), (11417, 2520699), (22709, 1267287), (25863, 1112741), (34251, 840233), (60347, 476889), (68127, 422429), (158963, 181041)]