200200917

素因数分解:

$3^1\times 7^2\times {\mathrm{1361911}}^1$

素因数の和:1361928

約数の個数: 12

約数和(自身を含む): 310515936

約数和(自身を除く): 110315019

約数列:

[1, 3, 7, 21, 49, 147, 1361911, 4085733, 9533377, 28600131, 66733639, 200200917]

約数ペア:

[(1, 200200917), (3, 66733639), (7, 28600131), (21, 9533377), (49, 4085733), (147, 1361911)]