128319998

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{6691}}^1$

素因数の和:6959

約数の個数: 16

約数和(自身を含む): 197869056

約数和(自身を除く): 69549058

約数列:

[1, 2, 43, 86, 223, 446, 6691, 9589, 13382, 19178, 287713, 575426, 1492093, 2984186, 64159999, 128319998]

約数ペア:

[(1, 128319998), (2, 64159999), (43, 2984186), (86, 1492093), (223, 575426), (446, 287713), (6691, 19178), (9589, 13382)]