28904981

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4583}}^1$

素因数の和:4660

約数の個数: 16

約数和(自身を含む): 35645184

約数和(自身を除く): 6740203

約数列:

[1, 7, 17, 53, 119, 371, 901, 4583, 6307, 32081, 77911, 242899, 545377, 1700293, 4129283, 28904981]

約数ペア:

[(1, 28904981), (7, 4129283), (17, 1700293), (53, 545377), (119, 242899), (371, 77911), (901, 32081), (4583, 6307)]