128220642

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{647579}}^1$

素因数の和:647598

約数の個数: 24

約数和(自身を含む): 303067440

約数和(自身を除く): 174846798

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 647579, 1295158, 1942737, 3885474, 5828211, 7123369, 11656422, 14246738, 21370107, 42740214, 64110321, 128220642]

約数ペア:

[(1, 128220642), (2, 64110321), (3, 42740214), (6, 21370107), (9, 14246738), (11, 11656422), (18, 7123369), (22, 5828211), (33, 3885474), (66, 1942737), (99, 1295158), (198, 647579)]