9899144685

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{503389}}^1$

素因数の和:503442

約数の個数: 48

約数和(自身を含む): 18846921600

約数和(自身を除く): 8947776915

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 2185, 3933, 6555, 19665, 503389, 1510167, 2516945, 4530501, 7550835, 9564391, 11577947, 22652505, 28693173, 34733841, 47821955, 57889735, 86079519, 104201523, 143465865, 173669205, 219980993, 430397595, 521007615, 659942979, 1099904965, 1979828937, 3299714895, 9899144685]

約数ペア:

[(1, 9899144685), (3, 3299714895), (5, 1979828937), (9, 1099904965), (15, 659942979), (19, 521007615), (23, 430397595), (45, 219980993), (57, 173669205), (69, 143465865), (95, 104201523), (115, 86079519), (171, 57889735), (207, 47821955), (285, 34733841), (345, 28693173), (437, 22652505), (855, 11577947), (1035, 9564391), (1311, 7550835), (2185, 4530501), (3933, 2516945), (6555, 1510167), (19665, 503389)]