28507605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{271501}}^1$

素因数の和:271516

約数の個数: 16

約数和(自身を含む): 52128384

約数和(自身を除く): 23620779

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 271501, 814503, 1357505, 1900507, 4072515, 5701521, 9502535, 28507605]

約数ペア:

[(1, 28507605), (3, 9502535), (5, 5701521), (7, 4072515), (15, 1900507), (21, 1357505), (35, 814503), (105, 271501)]