212980986

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{108553}}^1$

素因数の和:108670

約数の個数: 24

約数和(自身を含む): 465696660

約数和(自身を除く): 252715674

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 108553, 217106, 325659, 651318, 976977, 1953954, 11832277, 23664554, 35496831, 70993662, 106490493, 212980986]

約数ペア:

[(1, 212980986), (2, 106490493), (3, 70993662), (6, 35496831), (9, 23664554), (18, 11832277), (109, 1953954), (218, 976977), (327, 651318), (654, 325659), (981, 217106), (1962, 108553)]