138422368

素因数分解:

$2^5\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1987}}^1$

素因数の和:2315

約数の個数: 48

約数和(自身を含む): 312609024

約数和(自身を除く): 174186656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 311, 622, 1244, 1987, 2177, 2488, 3974, 4354, 4976, 7948, 8708, 9952, 13909, 15896, 17416, 27818, 31792, 34832, 55636, 63584, 69664, 111272, 222544, 445088, 617957, 1235914, 2471828, 4325699, 4943656, 8651398, 9887312, 17302796, 19774624, 34605592, 69211184, 138422368]

約数ペア:

[(1, 138422368), (2, 69211184), (4, 34605592), (7, 19774624), (8, 17302796), (14, 9887312), (16, 8651398), (28, 4943656), (32, 4325699), (56, 2471828), (112, 1235914), (224, 617957), (311, 445088), (622, 222544), (1244, 111272), (1987, 69664), (2177, 63584), (2488, 55636), (3974, 34832), (4354, 31792), (4976, 27818), (7948, 17416), (8708, 15896), (9952, 13909)]