68649147

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2731}}^1$

素因数の和:2773

約数の個数: 48

約数和(自身を含む): 124579200

約数和(自身を除く): 55930053

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 1197, 1323, 2731, 2793, 3591, 8193, 8379, 19117, 24579, 25137, 51889, 57351, 73737, 133819, 155667, 172053, 363223, 401457, 467001, 516159, 1089669, 1204371, 1401003, 2542561, 3269007, 3613113, 7627683, 9807021, 22883049, 68649147]

約数ペア:

[(1, 68649147), (3, 22883049), (7, 9807021), (9, 7627683), (19, 3613113), (21, 3269007), (27, 2542561), (49, 1401003), (57, 1204371), (63, 1089669), (133, 516159), (147, 467001), (171, 401457), (189, 363223), (399, 172053), (441, 155667), (513, 133819), (931, 73737), (1197, 57351), (1323, 51889), (2731, 25137), (2793, 24579), (3591, 19117), (8193, 8379)]