139743992

素因数分解:

$2^3\times {\mathrm{431}}^1\times {\mathrm{40529}}^1$

素因数の和:40966

約数の個数: 16

約数和(自身を含む): 262634400

約数和(自身を除く): 122890408

約数列:

[1, 2, 4, 8, 431, 862, 1724, 3448, 40529, 81058, 162116, 324232, 17467999, 34935998, 69871996, 139743992]

約数ペア:

[(1, 139743992), (2, 69871996), (4, 34935998), (8, 17467999), (431, 324232), (862, 162116), (1724, 81058), (3448, 40529)]