212437227

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{20639}}^1$

素因数の和:20762

約数の個数: 16

約数和(自身を含む): 293253120

約数和(自身を除く): 80815893

約数列:

[1, 3, 47, 73, 141, 219, 3431, 10293, 20639, 61917, 970033, 1506647, 2910099, 4519941, 70812409, 212437227]

約数ペア:

[(1, 212437227), (3, 70812409), (47, 4519941), (73, 2910099), (141, 1506647), (219, 970033), (3431, 61917), (10293, 20639)]