406240513

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{8219}}^1$

素因数の和:8556

約数の個数: 16

約数和(自身を含む): 486097920

約数和(自身を除く): 79857407

約数列:

[1, 7, 23, 161, 307, 2149, 7061, 8219, 49427, 57533, 189037, 1323259, 2523233, 17662631, 58034359, 406240513]

約数ペア:

[(1, 406240513), (7, 58034359), (23, 17662631), (161, 2523233), (307, 1323259), (2149, 189037), (7061, 57533), (8219, 49427)]