311949011

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2887}}^1$

素因数の和:2975

約数の個数: 24

約数和(自身を含む): 368739840

約数和(自身を除く): 56790829

約数列:

[1, 11, 19, 47, 121, 209, 517, 893, 2299, 2887, 5687, 9823, 31757, 54853, 108053, 135689, 349327, 603383, 1492579, 2578091, 6637213, 16418369, 28359001, 311949011]

約数ペア:

[(1, 311949011), (11, 28359001), (19, 16418369), (47, 6637213), (121, 2578091), (209, 1492579), (517, 603383), (893, 349327), (2299, 135689), (2887, 108053), (5687, 54853), (9823, 31757)]