247772336

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71363}}^1$

素因数の和:71409

約数の個数: 40

約数和(自身を含む): 566344704

約数和(自身を除く): 318572368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 71363, 142726, 285452, 499541, 570904, 999082, 1141808, 1998164, 2212253, 3996328, 4424506, 7992656, 8849012, 15485771, 17698024, 30971542, 35396048, 61943084, 123886168, 247772336]

約数ペア:

[(1, 247772336), (2, 123886168), (4, 61943084), (7, 35396048), (8, 30971542), (14, 17698024), (16, 15485771), (28, 8849012), (31, 7992656), (56, 4424506), (62, 3996328), (112, 2212253), (124, 1998164), (217, 1141808), (248, 999082), (434, 570904), (496, 499541), (868, 285452), (1736, 142726), (3472, 71363)]