420861242

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{12379}}^1$

素因数の和:12661

約数の個数: 16

約数和(自身を含む): 641779200

約数和(自身を除く): 220917958

約数列:

[1, 2, 89, 178, 191, 382, 12379, 16999, 24758, 33998, 1101731, 2203462, 2364389, 4728778, 210430621, 420861242]

約数ペア:

[(1, 420861242), (2, 210430621), (89, 4728778), (178, 2364389), (191, 2203462), (382, 1101731), (12379, 33998), (16999, 24758)]