9815211770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{54751}}^1$

素因数の和:54975

約数の個数: 64

約数和(自身を含む): 21855246336

約数和(自身を除く): 12040034566

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 197, 394, 455, 910, 985, 1379, 1970, 2561, 2758, 5122, 6895, 12805, 13790, 17927, 25610, 35854, 54751, 89635, 109502, 179270, 273755, 383257, 547510, 711763, 766514, 1423526, 1916285, 3558815, 3832570, 4982341, 7117630, 9964682, 10785947, 21571894, 24911705, 49823410, 53929735, 75501629, 107859470, 140217311, 151003258, 280434622, 377508145, 701086555, 755016290, 981521177, 1402173110, 1963042354, 4907605885, 9815211770]

約数ペア:

[(1, 9815211770), (2, 4907605885), (5, 1963042354), (7, 1402173110), (10, 981521177), (13, 755016290), (14, 701086555), (26, 377508145), (35, 280434622), (65, 151003258), (70, 140217311), (91, 107859470), (130, 75501629), (182, 53929735), (197, 49823410), (394, 24911705), (455, 21571894), (910, 10785947), (985, 9964682), (1379, 7117630), (1970, 4982341), (2561, 3832570), (2758, 3558815), (5122, 1916285), (6895, 1423526), (12805, 766514), (13790, 711763), (17927, 547510), (25610, 383257), (35854, 273755), (54751, 179270), (89635, 109502)]