12901161

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 22190784

約数和(自身を除く): 9289623

約数列:

[1, 3, 7, 13, 21, 39, 43, 49, 91, 129, 147, 157, 273, 301, 471, 559, 637, 903, 1099, 1677, 1911, 2041, 2107, 3297, 3913, 6123, 6321, 6751, 7693, 11739, 14287, 20253, 23079, 27391, 42861, 47257, 82173, 87763, 100009, 141771, 263289, 300027, 330799, 614341, 992397, 1843023, 4300387, 12901161]

約数ペア:

[(1, 12901161), (3, 4300387), (7, 1843023), (13, 992397), (21, 614341), (39, 330799), (43, 300027), (49, 263289), (91, 141771), (129, 100009), (147, 87763), (157, 82173), (273, 47257), (301, 42861), (471, 27391), (559, 23079), (637, 20253), (903, 14287), (1099, 11739), (1677, 7693), (1911, 6751), (2041, 6321), (2107, 6123), (3297, 3913)]