9147721

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 11108160

約数和(自身を除く): 1960439

約数列:

[1, 11, 19, 23, 121, 173, 209, 253, 437, 1903, 2299, 2783, 3287, 3979, 4807, 20933, 36157, 43769, 52877, 75601, 397727, 481459, 831611, 9147721]

約数ペア:

[(1, 9147721), (11, 831611), (19, 481459), (23, 397727), (121, 75601), (173, 52877), (209, 43769), (253, 36157), (437, 20933), (1903, 4807), (2299, 3979), (2783, 3287)]