28921403

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{5171}}^1$

素因数の和:5242

約数の個数: 16

約数和(自身を含む): 35748864

約数和(自身を除く): 6827461

約数列:

[1, 7, 17, 47, 119, 329, 799, 5171, 5593, 36197, 87907, 243037, 615349, 1701259, 4131629, 28921403]

約数ペア:

[(1, 28921403), (7, 4131629), (17, 1701259), (47, 615349), (119, 243037), (329, 87907), (799, 36197), (5171, 5593)]