71788210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{552217}}^1$

素因数の和:552237

約数の個数: 16

約数和(自身を含む): 139158936

約数和(自身を除く): 67370726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 552217, 1104434, 2761085, 5522170, 7178821, 14357642, 35894105, 71788210]

約数ペア:

[(1, 71788210), (2, 35894105), (5, 14357642), (10, 7178821), (13, 5522170), (26, 2761085), (65, 1104434), (130, 552217)]