9999248

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1223}}^1$

素因数の和:1311

約数の個数: 40

約数和(自身を含む): 22462848

約数和(自身を除く): 12463600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 1223, 2044, 2446, 4088, 4892, 8176, 8561, 9784, 17122, 19568, 34244, 68488, 89279, 136976, 178558, 357116, 624953, 714232, 1249906, 1428464, 2499812, 4999624, 9999248]

約数ペア:

[(1, 9999248), (2, 4999624), (4, 2499812), (7, 1428464), (8, 1249906), (14, 714232), (16, 624953), (28, 357116), (56, 178558), (73, 136976), (112, 89279), (146, 68488), (292, 34244), (511, 19568), (584, 17122), (1022, 9784), (1168, 8561), (1223, 8176), (2044, 4892), (2446, 4088)]