389131094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{997}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 647135136

約数和(自身を除く): 258004042

約数列:

[1, 2, 11, 22, 113, 157, 226, 314, 997, 1243, 1727, 1994, 2486, 3454, 10967, 17741, 21934, 35482, 112661, 156529, 195151, 225322, 313058, 390302, 1239271, 1721819, 2478542, 3443638, 17687777, 35375554, 194565547, 389131094]

約数ペア:

[(1, 389131094), (2, 194565547), (11, 35375554), (22, 17687777), (113, 3443638), (157, 2478542), (226, 1721819), (314, 1239271), (997, 390302), (1243, 313058), (1727, 225322), (1994, 195151), (2486, 156529), (3454, 112661), (10967, 35482), (17741, 21934)]