200712981

素因数分解:

$3^1\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{9199}}^1$

素因数の和:10248

約数の個数: 16

約数和(自身を含む): 306176000

約数和(自身を除く): 105463019

約数列:

[1, 3, 7, 21, 1039, 3117, 7273, 9199, 21819, 27597, 64393, 193179, 9557761, 28673283, 66904327, 200712981]

約数ペア:

[(1, 200712981), (3, 66904327), (7, 28673283), (21, 9557761), (1039, 193179), (3117, 64393), (7273, 27597), (9199, 21819)]