71397705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{279991}}^1$

素因数の和:280016

約数の個数: 16

約数和(自身を含む): 120956544

約数和(自身を除く): 49558839

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 279991, 839973, 1399955, 4199865, 4759847, 14279541, 23799235, 71397705]

約数ペア:

[(1, 71397705), (3, 23799235), (5, 14279541), (15, 4759847), (17, 4199865), (51, 1399955), (85, 839973), (255, 279991)]