1390816

素因数分解:

$2^5\times 7^2\times {\mathrm{887}}^1$

素因数の和:911

約数の個数: 36

約数和(自身を含む): 3188808

約数和(自身を除く): 1797992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 887, 1568, 1774, 3548, 6209, 7096, 12418, 14192, 24836, 28384, 43463, 49672, 86926, 99344, 173852, 198688, 347704, 695408, 1390816]

約数ペア:

[(1, 1390816), (2, 695408), (4, 347704), (7, 198688), (8, 173852), (14, 99344), (16, 86926), (28, 49672), (32, 43463), (49, 28384), (56, 24836), (98, 14192), (112, 12418), (196, 7096), (224, 6209), (392, 3548), (784, 1774), (887, 1568)]