287788491369

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2381}}^1\times {\mathrm{5669}}^1$

素因数の和:8182

約数の個数: 48

約数和(自身を含む): 438240741120

約数和(自身を除く): 150452249751

約数列:

[1, 3, 9, 23, 69, 103, 207, 309, 927, 2369, 2381, 5669, 7107, 7143, 17007, 21321, 21429, 51021, 54763, 130387, 164289, 245243, 391161, 492867, 583907, 735729, 1173483, 1751721, 2207187, 5255163, 5640589, 13429861, 13497889, 16921767, 40289583, 40493667, 50765301, 120868749, 121481001, 310451447, 931354341, 1390282567, 2794063023, 4170847701, 12512543103, 31976499041, 95929497123, 287788491369]

約数ペア:

[(1, 287788491369), (3, 95929497123), (9, 31976499041), (23, 12512543103), (69, 4170847701), (103, 2794063023), (207, 1390282567), (309, 931354341), (927, 310451447), (2369, 121481001), (2381, 120868749), (5669, 50765301), (7107, 40493667), (7143, 40289583), (17007, 16921767), (21321, 13497889), (21429, 13429861), (51021, 5640589), (54763, 5255163), (130387, 2207187), (164289, 1751721), (245243, 1173483), (391161, 735729), (492867, 583907)]