81126681

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 118778880

約数和(自身を除く): 37652199

約数列:

[1, 3, 23, 37, 43, 69, 111, 129, 739, 851, 989, 1591, 2217, 2553, 2967, 4773, 16997, 27343, 31777, 36593, 50991, 82029, 95331, 109779, 628889, 730871, 1175749, 1886667, 2192613, 3527247, 27042227, 81126681]

約数ペア:

[(1, 81126681), (3, 27042227), (23, 3527247), (37, 2192613), (43, 1886667), (69, 1175749), (111, 730871), (129, 628889), (739, 109779), (851, 95331), (989, 82029), (1591, 50991), (2217, 36593), (2553, 31777), (2967, 27343), (4773, 16997)]