28181510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{402593}}^1$

素因数の和:402607

約数の個数: 16

約数和(自身を含む): 57973536

約数和(自身を除く): 29792026

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 402593, 805186, 2012965, 2818151, 4025930, 5636302, 14090755, 28181510]

約数ペア:

[(1, 28181510), (2, 14090755), (5, 5636302), (7, 4025930), (10, 2818151), (14, 2012965), (35, 805186), (70, 402593)]