1388072

素因数分解:

$2^3\times 7^2\times {\mathrm{3541}}^1$

素因数の和:3561

約数の個数: 24

約数和(自身を含む): 3028410

約数和(自身を除く): 1640338

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 3541, 7082, 14164, 24787, 28328, 49574, 99148, 173509, 198296, 347018, 694036, 1388072]

約数ペア:

[(1, 1388072), (2, 694036), (4, 347018), (7, 198296), (8, 173509), (14, 99148), (28, 49574), (49, 28328), (56, 24787), (98, 14164), (196, 7082), (392, 3541)]