255006248

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{146893}}^1$

素因数の和:146937

約数の個数: 32

約数和(自身を含む): 564072960

約数和(自身を除く): 309066712

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 146893, 293786, 587572, 1028251, 1175144, 2056502, 4113004, 4553683, 8226008, 9107366, 18214732, 31875781, 36429464, 63751562, 127503124, 255006248]

約数ペア:

[(1, 255006248), (2, 127503124), (4, 63751562), (7, 36429464), (8, 31875781), (14, 18214732), (28, 9107366), (31, 8226008), (56, 4553683), (62, 4113004), (124, 2056502), (217, 1175144), (248, 1028251), (434, 587572), (868, 293786), (1736, 146893)]