251375528

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{9473}}^1$

素因数の和:9617

約数の個数: 32

約数和(自身を含む): 491132160

約数和(自身を除く): 239756632

約数列:

[1, 2, 4, 8, 31, 62, 107, 124, 214, 248, 428, 856, 3317, 6634, 9473, 13268, 18946, 26536, 37892, 75784, 293663, 587326, 1013611, 1174652, 2027222, 2349304, 4054444, 8108888, 31421941, 62843882, 125687764, 251375528]

約数ペア:

[(1, 251375528), (2, 125687764), (4, 62843882), (8, 31421941), (31, 8108888), (62, 4054444), (107, 2349304), (124, 2027222), (214, 1174652), (248, 1013611), (428, 587326), (856, 293663), (3317, 75784), (6634, 37892), (9473, 26536), (13268, 18946)]