247850456

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{142771}}^1$

素因数の和:142815

約数の個数: 32

約数和(自身を含む): 548244480

約数和(自身を除く): 300394024

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 142771, 285542, 571084, 999397, 1142168, 1998794, 3997588, 4425901, 7995176, 8851802, 17703604, 30981307, 35407208, 61962614, 123925228, 247850456]

約数ペア:

[(1, 247850456), (2, 123925228), (4, 61962614), (7, 35407208), (8, 30981307), (14, 17703604), (28, 8851802), (31, 7995176), (56, 4425901), (62, 3997588), (124, 1998794), (217, 1142168), (248, 999397), (434, 571084), (868, 285542), (1736, 142771)]