389632926

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{25903}}^1$

素因数の和:26040

約数の個数: 32

約数和(自身を含む): 820638720

約数和(自身を除く): 431005794

約数列:

[1, 2, 3, 6, 23, 46, 69, 109, 138, 218, 327, 654, 2507, 5014, 7521, 15042, 25903, 51806, 77709, 155418, 595769, 1191538, 1787307, 2823427, 3574614, 5646854, 8470281, 16940562, 64938821, 129877642, 194816463, 389632926]

約数ペア:

[(1, 389632926), (2, 194816463), (3, 129877642), (6, 64938821), (23, 16940562), (46, 8470281), (69, 5646854), (109, 3574614), (138, 2823427), (218, 1787307), (327, 1191538), (654, 595769), (2507, 155418), (5014, 77709), (7521, 51806), (15042, 25903)]