204060479

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1\times {\mathrm{523}}^1$

素因数の和:1070

約数の個数: 16

約数和(自身を含む): 235925760

約数和(自身を除く): 31865281

約数列:

[1, 7, 139, 401, 523, 973, 2807, 3661, 55739, 72697, 209723, 390173, 508879, 1468061, 29151497, 204060479]

約数ペア:

[(1, 204060479), (7, 29151497), (139, 1468061), (401, 508879), (523, 390173), (973, 209723), (2807, 72697), (3661, 55739)]