28713455

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{811}}^1$

素因数の和:986

約数の個数: 16

約数和(自身を含む): 35331744

約数和(自身を除く): 6618289

約数列:

[1, 5, 73, 97, 365, 485, 811, 4055, 7081, 35405, 59203, 78667, 296015, 393335, 5742691, 28713455]

約数ペア:

[(1, 28713455), (5, 5742691), (73, 393335), (97, 296015), (365, 78667), (485, 59203), (811, 35405), (4055, 7081)]