28101605

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{19583}}^1$

素因数の和:19636

約数の個数: 16

約数和(自身を含む): 39481344

約数和(自身を除く): 11379739

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 19583, 97915, 137081, 685405, 802903, 4014515, 5620321, 28101605]

約数ペア:

[(1, 28101605), (5, 5620321), (7, 4014515), (35, 802903), (41, 685405), (205, 137081), (287, 97915), (1435, 19583)]