28398335

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{7583}}^1$

素因数の和:7702

約数の個数: 16

約数和(自身を含む): 39315456

約数和(自身を除く): 10917121

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 7583, 37915, 53081, 265405, 811381, 4056905, 5679667, 28398335]

約数ペア:

[(1, 28398335), (5, 5679667), (7, 4056905), (35, 811381), (107, 265405), (535, 53081), (749, 37915), (3745, 7583)]