215291489

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1093}}^1\times {\mathrm{1481}}^1$

素因数の和:2600

約数の個数: 16

約数和(自身を含む): 259409280

約数和(自身を除く): 44117791

約数列:

[1, 7, 19, 133, 1093, 1481, 7651, 10367, 20767, 28139, 145369, 196973, 1618733, 11331131, 30755927, 215291489]

約数ペア:

[(1, 215291489), (7, 30755927), (19, 11331131), (133, 1618733), (1093, 196973), (1481, 145369), (7651, 28139), (10367, 20767)]