28669605

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44449}}^1$

素因数の和:44500

約数の個数: 16

約数和(自身を含む): 46939200

約数和(自身を除く): 18269595

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 44449, 133347, 222245, 666735, 1911307, 5733921, 9556535, 28669605]

約数ペア:

[(1, 28669605), (3, 9556535), (5, 5733921), (15, 1911307), (43, 666735), (129, 222245), (215, 133347), (645, 44449)]