51951339

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 87609600

約数和(自身を除く): 35658261

約数列:

[1, 3, 9, 11, 19, 33, 57, 71, 99, 171, 209, 213, 389, 627, 639, 781, 1167, 1349, 1881, 2343, 3501, 4047, 4279, 7029, 7391, 12141, 12837, 14839, 22173, 27619, 38511, 44517, 66519, 81301, 82857, 133551, 243903, 248571, 303809, 524761, 731709, 911427, 1574283, 2734281, 4722849, 5772371, 17317113, 51951339]

約数ペア:

[(1, 51951339), (3, 17317113), (9, 5772371), (11, 4722849), (19, 2734281), (33, 1574283), (57, 911427), (71, 731709), (99, 524761), (171, 303809), (209, 248571), (213, 243903), (389, 133551), (627, 82857), (639, 81301), (781, 66519), (1167, 44517), (1349, 38511), (1881, 27619), (2343, 22173), (3501, 14839), (4047, 12837), (4279, 12141), (7029, 7391)]