28904176

素因数分解:

$2^4\times 7^1\times {\mathrm{421}}^1\times {\mathrm{613}}^1$

素因数の和:1049

約数の個数: 40

約数和(自身を含む): 64258784

約数和(自身を除く): 35354608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 421, 613, 842, 1226, 1684, 2452, 2947, 3368, 4291, 4904, 5894, 6736, 8582, 9808, 11788, 17164, 23576, 34328, 47152, 68656, 258073, 516146, 1032292, 1806511, 2064584, 3613022, 4129168, 7226044, 14452088, 28904176]

約数ペア:

[(1, 28904176), (2, 14452088), (4, 7226044), (7, 4129168), (8, 3613022), (14, 2064584), (16, 1806511), (28, 1032292), (56, 516146), (112, 258073), (421, 68656), (613, 47152), (842, 34328), (1226, 23576), (1684, 17164), (2452, 11788), (2947, 9808), (3368, 8582), (4291, 6736), (4904, 5894)]