126998396

素因数分解:

$2^2\times 7^2\times {\mathrm{647951}}^1$

素因数の和:647969

約数の個数: 18

約数和(自身を含む): 258532848

約数和(自身を除く): 131534452

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 647951, 1295902, 2591804, 4535657, 9071314, 18142628, 31749599, 63499198, 126998396]

約数ペア:

[(1, 126998396), (2, 63499198), (4, 31749599), (7, 18142628), (14, 9071314), (28, 4535657), (49, 2591804), (98, 1295902), (196, 647951)]