83287505

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19997}}^1$

素因数の和:20033

約数の個数: 24

約数和(自身を含む): 123107688

約数和(自身を除く): 39820183

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 19997, 99985, 139979, 339949, 699895, 979853, 1699745, 2379643, 4899265, 11898215, 16657501, 83287505]

約数ペア:

[(1, 83287505), (5, 16657501), (7, 11898215), (17, 4899265), (35, 2379643), (49, 1699745), (85, 979853), (119, 699895), (245, 339949), (595, 139979), (833, 99985), (4165, 19997)]