15778949

素因数分解:

${\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:548

約数の個数: 12

約数和(自身を含む): 16847820

約数和(自身を除く): 1068871

約数列:

[1, 19, 109, 361, 401, 2071, 7619, 39349, 43709, 144761, 830471, 15778949]

約数ペア:

[(1, 15778949), (19, 830471), (109, 144761), (361, 43709), (401, 39349), (2071, 7619)]