9947896

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{509}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 21420000

約数和(自身を除く): 11472104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 509, 698, 1018, 1396, 2036, 2443, 2792, 3563, 4072, 4886, 7126, 9772, 14252, 19544, 28504, 177641, 355282, 710564, 1243487, 1421128, 2486974, 4973948, 9947896]

約数ペア:

[(1, 9947896), (2, 4973948), (4, 2486974), (7, 1421128), (8, 1243487), (14, 710564), (28, 355282), (56, 177641), (349, 28504), (509, 19544), (698, 14252), (1018, 9772), (1396, 7126), (2036, 4886), (2443, 4072), (2792, 3563)]