26253871

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 30873600

約数和(自身を除く): 4619729

約数列:

[1, 7, 47, 199, 329, 401, 1393, 2807, 9353, 18847, 65471, 79799, 131929, 558593, 3750553, 26253871]

約数ペア:

[(1, 26253871), (7, 3750553), (47, 558593), (199, 131929), (329, 79799), (401, 65471), (1393, 18847), (2807, 9353)]