11271805

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 14002560

約数和(自身を除く): 2730755

約数列:

[1, 5, 43, 103, 215, 509, 515, 2545, 4429, 21887, 22145, 52427, 109435, 262135, 2254361, 11271805]

約数ペア:

[(1, 11271805), (5, 2254361), (43, 262135), (103, 109435), (215, 52427), (509, 22145), (515, 21887), (2545, 4429)]