11211915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5227}}^1$

素因数の和:5259

約数の個数: 32

約数和(自身を含む): 21079296

約数和(自身を除く): 9867381

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 5227, 15681, 26135, 57497, 67951, 78405, 172491, 203853, 287485, 339755, 747461, 862455, 1019265, 2242383, 3737305, 11211915]

約数ペア:

[(1, 11211915), (3, 3737305), (5, 2242383), (11, 1019265), (13, 862455), (15, 747461), (33, 339755), (39, 287485), (55, 203853), (65, 172491), (143, 78405), (165, 67951), (195, 57497), (429, 26135), (715, 15681), (2145, 5227)]