256488722

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{426061}}^1$

素因数の和:426113

約数の個数: 16

約数和(自身を含む): 449921472

約数和(自身を除く): 193432750

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 426061, 852122, 2982427, 5964854, 18320623, 36641246, 128244361, 256488722]

約数ペア:

[(1, 256488722), (2, 128244361), (7, 36641246), (14, 18320623), (43, 5964854), (86, 2982427), (301, 852122), (602, 426061)]