121212872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 256988160

約数和(自身を除く): 135775288

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 103, 172, 206, 311, 344, 412, 473, 622, 824, 946, 1133, 1244, 1892, 2266, 2488, 3421, 3784, 4429, 4532, 6842, 8858, 9064, 13373, 13684, 17716, 26746, 27368, 32033, 35432, 48719, 53492, 64066, 97438, 106984, 128132, 147103, 194876, 256264, 294206, 352363, 389752, 588412, 704726, 1176824, 1377419, 1409452, 2754838, 2818904, 5509676, 11019352, 15151609, 30303218, 60606436, 121212872]

約数ペア:

[(1, 121212872), (2, 60606436), (4, 30303218), (8, 15151609), (11, 11019352), (22, 5509676), (43, 2818904), (44, 2754838), (86, 1409452), (88, 1377419), (103, 1176824), (172, 704726), (206, 588412), (311, 389752), (344, 352363), (412, 294206), (473, 256264), (622, 194876), (824, 147103), (946, 128132), (1133, 106984), (1244, 97438), (1892, 64066), (2266, 53492), (2488, 48719), (3421, 35432), (3784, 32033), (4429, 27368), (4532, 26746), (6842, 17716), (8858, 13684), (9064, 13373)]