81278406

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{410497}}^1$

素因数の和:410516

約数の個数: 24

約数和(自身を含む): 192113064

約数和(自身を除く): 110834658

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 410497, 820994, 1231491, 2462982, 3694473, 4515467, 7388946, 9030934, 13546401, 27092802, 40639203, 81278406]

約数ペア:

[(1, 81278406), (2, 40639203), (3, 27092802), (6, 13546401), (9, 9030934), (11, 7388946), (18, 4515467), (22, 3694473), (33, 2462982), (66, 1231491), (99, 820994), (198, 410497)]