66789710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{513767}}^1$

素因数の和:513787

約数の個数: 16

約数和(自身を含む): 129469536

約数和(自身を除く): 62679826

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 513767, 1027534, 2568835, 5137670, 6678971, 13357942, 33394855, 66789710]

約数ペア:

[(1, 66789710), (2, 33394855), (5, 13357942), (10, 6678971), (13, 5137670), (26, 2568835), (65, 1027534), (130, 513767)]