218361808

素因数分解:

$2^4\times 7^1\times {\mathrm{311}}^1\times {\mathrm{6269}}^1$

素因数の和:6595

約数の個数: 40

約数和(自身を含む): 485147520

約数和(自身を除く): 266785712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 311, 622, 1244, 2177, 2488, 4354, 4976, 6269, 8708, 12538, 17416, 25076, 34832, 43883, 50152, 87766, 100304, 175532, 351064, 702128, 1949659, 3899318, 7798636, 13647613, 15597272, 27295226, 31194544, 54590452, 109180904, 218361808]

約数ペア:

[(1, 218361808), (2, 109180904), (4, 54590452), (7, 31194544), (8, 27295226), (14, 15597272), (16, 13647613), (28, 7798636), (56, 3899318), (112, 1949659), (311, 702128), (622, 351064), (1244, 175532), (2177, 100304), (2488, 87766), (4354, 50152), (4976, 43883), (6269, 34832), (8708, 25076), (12538, 17416)]