1388404794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{33057257}}^1$

素因数の和:33057269

約数の個数: 16

約数和(自身を含む): 3173496768

約数和(自身を除く): 1785091974

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 33057257, 66114514, 99171771, 198343542, 231400799, 462801598, 694202397, 1388404794]

約数ペア:

[(1, 1388404794), (2, 694202397), (3, 462801598), (6, 231400799), (7, 198343542), (14, 99171771), (21, 66114514), (42, 33057257)]