249031664

素因数分解:

$2^4\times 7^1\times {\mathrm{2223497}}^1$

素因数の和:2223512

約数の個数: 20

約数和(自身を含む): 551427504

約数和(自身を除く): 302395840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2223497, 4446994, 8893988, 15564479, 17787976, 31128958, 35575952, 62257916, 124515832, 249031664]

約数ペア:

[(1, 249031664), (2, 124515832), (4, 62257916), (7, 35575952), (8, 31128958), (14, 17787976), (16, 15564479), (28, 8893988), (56, 4446994), (112, 2223497)]