15690180978

素因数分解:

$2^1\times 3^7\times {\mathrm{73}}^1\times {\mathrm{49139}}^1$

素因数の和:49235

約数の個数: 64

約数和(自身を含む): 35781782400

約数和(自身を除く): 20091601422

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 243, 438, 486, 657, 729, 1314, 1458, 1971, 2187, 3942, 4374, 5913, 11826, 17739, 35478, 49139, 53217, 98278, 106434, 147417, 159651, 294834, 319302, 442251, 884502, 1326753, 2653506, 3587147, 3980259, 7174294, 7960518, 10761441, 11940777, 21522882, 23881554, 32284323, 35822331, 64568646, 71644662, 96852969, 107466993, 193705938, 214933986, 290558907, 581117814, 871676721, 1743353442, 2615030163, 5230060326, 7845090489, 15690180978]

約数ペア:

[(1, 15690180978), (2, 7845090489), (3, 5230060326), (6, 2615030163), (9, 1743353442), (18, 871676721), (27, 581117814), (54, 290558907), (73, 214933986), (81, 193705938), (146, 107466993), (162, 96852969), (219, 71644662), (243, 64568646), (438, 35822331), (486, 32284323), (657, 23881554), (729, 21522882), (1314, 11940777), (1458, 10761441), (1971, 7960518), (2187, 7174294), (3942, 3980259), (4374, 3587147), (5913, 2653506), (11826, 1326753), (17739, 884502), (35478, 442251), (49139, 319302), (53217, 294834), (98278, 159651), (106434, 147417)]