3966879

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 6488064

約数和(自身を除く): 2521185

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 191, 301, 483, 573, 903, 989, 1337, 2967, 4011, 4393, 6923, 8213, 13179, 20769, 24639, 30751, 57491, 92253, 172473, 188899, 566697, 1322293, 3966879]

約数ペア:

[(1, 3966879), (3, 1322293), (7, 566697), (21, 188899), (23, 172473), (43, 92253), (69, 57491), (129, 30751), (161, 24639), (191, 20769), (301, 13179), (483, 8213), (573, 6923), (903, 4393), (989, 4011), (1337, 2967)]