221192279

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{733}}^1\times {\mathrm{3919}}^1$

素因数の和:4670

約数の個数: 16

約数和(自身を含む): 276218880

約数和(自身を除く): 55026601

約数列:

[1, 7, 11, 77, 733, 3919, 5131, 8063, 27433, 43109, 56441, 301763, 2872627, 20108389, 31598897, 221192279]

約数ペア:

[(1, 221192279), (7, 31598897), (11, 20108389), (77, 2872627), (733, 301763), (3919, 56441), (5131, 43109), (8063, 27433)]