42428505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{404081}}^1$

素因数の和:404096

約数の個数: 16

約数和(自身を含む): 77583744

約数和(自身を除く): 35155239

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 404081, 1212243, 2020405, 2828567, 6061215, 8485701, 14142835, 42428505]

約数ペア:

[(1, 42428505), (3, 14142835), (5, 8485701), (7, 6061215), (15, 2828567), (21, 2020405), (35, 1212243), (105, 404081)]