28500857

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21773}}^1$

素因数の和:21808

約数の個数: 16

約数和(自身を含む): 37625472

約数和(自身を除く): 9124615

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 21773, 152411, 239503, 370141, 1676521, 2590987, 4071551, 28500857]

約数ペア:

[(1, 28500857), (7, 4071551), (11, 2590987), (17, 1676521), (77, 370141), (119, 239503), (187, 152411), (1309, 21773)]