201719959

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{30559}}^1$

素因数の和:30630

約数の個数: 16

約数和(自身を含む): 246435840

約数和(自身を除く): 44715881

約数列:

[1, 7, 23, 41, 161, 287, 943, 6601, 30559, 213913, 702857, 1252919, 4919999, 8770433, 28817137, 201719959]

約数ペア:

[(1, 201719959), (7, 28817137), (23, 8770433), (41, 4919999), (161, 1252919), (287, 702857), (943, 213913), (6601, 30559)]