66944421

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 107060800

約数和(自身を除く): 40116379

約数列:

[1, 3, 9, 23, 27, 43, 69, 109, 129, 207, 327, 387, 529, 621, 981, 989, 1161, 1587, 2507, 2943, 2967, 4687, 4761, 7521, 8901, 14061, 14283, 22563, 22747, 26703, 42183, 57661, 67689, 68241, 107801, 126549, 172983, 204723, 323403, 518949, 614169, 970209, 1556847, 2479423, 2910627, 7438269, 22314807, 66944421]

約数ペア:

[(1, 66944421), (3, 22314807), (9, 7438269), (23, 2910627), (27, 2479423), (43, 1556847), (69, 970209), (109, 614169), (129, 518949), (207, 323403), (327, 204723), (387, 172983), (529, 126549), (621, 107801), (981, 68241), (989, 67689), (1161, 57661), (1587, 42183), (2507, 26703), (2943, 22747), (2967, 22563), (4687, 14283), (4761, 14061), (7521, 8901)]