11973819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 20027520

約数和(自身を除く): 8053701

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 113, 143, 169, 209, 247, 339, 429, 507, 627, 741, 1243, 1469, 1859, 2147, 2717, 3211, 3729, 4407, 5577, 6441, 8151, 9633, 16159, 19097, 23617, 27911, 35321, 48477, 57291, 70851, 83733, 105963, 210067, 307021, 362843, 630201, 921063, 1088529, 3991273, 11973819]

約数ペア:

[(1, 11973819), (3, 3991273), (11, 1088529), (13, 921063), (19, 630201), (33, 362843), (39, 307021), (57, 210067), (113, 105963), (143, 83733), (169, 70851), (209, 57291), (247, 48477), (339, 35321), (429, 27911), (507, 23617), (627, 19097), (741, 16159), (1243, 9633), (1469, 8151), (1859, 6441), (2147, 5577), (2717, 4407), (3211, 3729)]