28466505

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 53625600

約数和(自身を除く): 25159095

約数列:

[1, 3, 5, 9, 15, 27, 37, 41, 45, 111, 123, 135, 139, 185, 205, 333, 369, 417, 555, 615, 695, 999, 1107, 1251, 1517, 1665, 1845, 2085, 3753, 4551, 4995, 5143, 5535, 5699, 6255, 7585, 13653, 15429, 17097, 18765, 22755, 25715, 28495, 40959, 46287, 51291, 68265, 77145, 85485, 138861, 153873, 204795, 210863, 231435, 256455, 632589, 694305, 769365, 1054315, 1897767, 3162945, 5693301, 9488835, 28466505]

約数ペア:

[(1, 28466505), (3, 9488835), (5, 5693301), (9, 3162945), (15, 1897767), (27, 1054315), (37, 769365), (41, 694305), (45, 632589), (111, 256455), (123, 231435), (135, 210863), (139, 204795), (185, 153873), (205, 138861), (333, 85485), (369, 77145), (417, 68265), (555, 51291), (615, 46287), (695, 40959), (999, 28495), (1107, 25715), (1251, 22755), (1517, 18765), (1665, 17097), (1845, 15429), (2085, 13653), (3753, 7585), (4551, 6255), (4995, 5699), (5143, 5535)]