7987938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4423}}^1$

素因数の和:4478

約数の個数: 32

約数和(自身を含む): 18686976

約数和(自身を除く): 10699038

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 4423, 8846, 13269, 26538, 30961, 61922, 92883, 185766, 190189, 380378, 570567, 1141134, 1331323, 2662646, 3993969, 7987938]

約数ペア:

[(1, 7987938), (2, 3993969), (3, 2662646), (6, 1331323), (7, 1141134), (14, 570567), (21, 380378), (42, 190189), (43, 185766), (86, 92883), (129, 61922), (258, 30961), (301, 26538), (602, 13269), (903, 8846), (1806, 4423)]