685079330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5269841}}^1$

素因数の和:5269861

約数の個数: 16

約数和(自身を含む): 1328000184

約数和(自身を除く): 642920854

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5269841, 10539682, 26349205, 52698410, 68507933, 137015866, 342539665, 685079330]

約数ペア:

[(1, 685079330), (2, 342539665), (5, 137015866), (10, 68507933), (13, 52698410), (26, 26349205), (65, 10539682), (130, 5269841)]