71768528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{345041}}^1$

素因数の和:345062

約数の個数: 20

約数和(自身を含む): 149748228

約数和(自身を除く): 77979700

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 345041, 690082, 1380164, 2760328, 4485533, 5520656, 8971066, 17942132, 35884264, 71768528]

約数ペア:

[(1, 71768528), (2, 35884264), (4, 17942132), (8, 8971066), (13, 5520656), (16, 4485533), (26, 2760328), (52, 1380164), (104, 690082), (208, 345041)]