858885741

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{105683}}^1$

素因数の和:105742

約数の個数: 32

約数和(自身を含む): 1488030720

約数和(自身を除く): 629144979

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127, 105683, 317049, 739781, 951147, 2219343, 2853441, 4544369, 6658029, 13633107, 19974087, 31810583, 40899321, 95431749, 122697963, 286295247, 858885741]

約数ペア:

[(1, 858885741), (3, 286295247), (7, 122697963), (9, 95431749), (21, 40899321), (27, 31810583), (43, 19974087), (63, 13633107), (129, 6658029), (189, 4544369), (301, 2853441), (387, 2219343), (903, 951147), (1161, 739781), (2709, 317049), (8127, 105683)]