28702835

素因数分解:

$5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{5431}}^1$

素因数の和:5594

約数の個数: 16

約数和(自身を含む): 39631872

約数和(自身を除く): 10929037

約数列:

[1, 5, 7, 35, 151, 755, 1057, 5285, 5431, 27155, 38017, 190085, 820081, 4100405, 5740567, 28702835]

約数ペア:

[(1, 28702835), (5, 5740567), (7, 4100405), (35, 820081), (151, 190085), (755, 38017), (1057, 27155), (5285, 5431)]