81427452

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 205527168

約数和(自身を除く): 124099716

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 62, 69, 92, 93, 124, 138, 186, 276, 307, 372, 614, 713, 921, 961, 1228, 1426, 1842, 1922, 2139, 2852, 2883, 3684, 3844, 4278, 5766, 7061, 8556, 9517, 11532, 14122, 19034, 21183, 22103, 28244, 28551, 38068, 42366, 44206, 57102, 66309, 84732, 88412, 114204, 132618, 218891, 265236, 295027, 437782, 590054, 656673, 875564, 885081, 1180108, 1313346, 1770162, 2626692, 3540324, 6785621, 13571242, 20356863, 27142484, 40713726, 81427452]

約数ペア:

[(1, 81427452), (2, 40713726), (3, 27142484), (4, 20356863), (6, 13571242), (12, 6785621), (23, 3540324), (31, 2626692), (46, 1770162), (62, 1313346), (69, 1180108), (92, 885081), (93, 875564), (124, 656673), (138, 590054), (186, 437782), (276, 295027), (307, 265236), (372, 218891), (614, 132618), (713, 114204), (921, 88412), (961, 84732), (1228, 66309), (1426, 57102), (1842, 44206), (1922, 42366), (2139, 38068), (2852, 28551), (2883, 28244), (3684, 22103), (3844, 21183), (4278, 19034), (5766, 14122), (7061, 11532), (8556, 9517)]