628432

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 1444352

約数和(自身を除く): 815920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 181, 217, 248, 362, 434, 496, 724, 868, 1267, 1448, 1736, 2534, 2896, 3472, 5068, 5611, 10136, 11222, 20272, 22444, 39277, 44888, 78554, 89776, 157108, 314216, 628432]

約数ペア:

[(1, 628432), (2, 314216), (4, 157108), (7, 89776), (8, 78554), (14, 44888), (16, 39277), (28, 22444), (31, 20272), (56, 11222), (62, 10136), (112, 5611), (124, 5068), (181, 3472), (217, 2896), (248, 2534), (362, 1736), (434, 1448), (496, 1267), (724, 868)]