42555267

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 30020733

約数列:

[1, 3, 9, 17, 23, 27, 29, 51, 69, 87, 139, 153, 207, 261, 391, 417, 459, 493, 621, 667, 783, 1173, 1251, 1479, 2001, 2363, 3197, 3519, 3753, 4031, 4437, 6003, 7089, 9591, 10557, 11339, 12093, 13311, 18009, 21267, 28773, 34017, 36279, 54349, 63801, 68527, 86319, 92713, 102051, 108837, 163047, 205581, 278139, 306153, 489141, 616743, 834417, 1467423, 1576121, 1850229, 2503251, 4728363, 14185089, 42555267]

約数ペア:

[(1, 42555267), (3, 14185089), (9, 4728363), (17, 2503251), (23, 1850229), (27, 1576121), (29, 1467423), (51, 834417), (69, 616743), (87, 489141), (139, 306153), (153, 278139), (207, 205581), (261, 163047), (391, 108837), (417, 102051), (459, 92713), (493, 86319), (621, 68527), (667, 63801), (783, 54349), (1173, 36279), (1251, 34017), (1479, 28773), (2001, 21267), (2363, 18009), (3197, 13311), (3519, 12093), (3753, 11339), (4031, 10557), (4437, 9591), (6003, 7089)]