78839964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{312857}}^1$

素因数の和:312874

約数の個数: 36

約数和(自身を含む): 227760624

約数和(自身を除く): 148920660

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 312857, 625714, 938571, 1251428, 1877142, 2189999, 2815713, 3754284, 4379998, 5631426, 6569997, 8759996, 11262852, 13139994, 19709991, 26279988, 39419982, 78839964]

約数ペア:

[(1, 78839964), (2, 39419982), (3, 26279988), (4, 19709991), (6, 13139994), (7, 11262852), (9, 8759996), (12, 6569997), (14, 5631426), (18, 4379998), (21, 3754284), (28, 2815713), (36, 2189999), (42, 1877142), (63, 1251428), (84, 938571), (126, 625714), (252, 312857)]