890695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:282

約数の個数: 16

約数和(自身を含む): 1173312

約数和(自身を除く): 282617

約数列:

[1, 5, 13, 65, 71, 193, 355, 923, 965, 2509, 4615, 12545, 13703, 68515, 178139, 890695]

約数ペア:

[(1, 890695), (5, 178139), (13, 68515), (65, 13703), (71, 12545), (193, 4615), (355, 2509), (923, 965)]