66278888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{637297}}^1$

素因数の和:637316

約数の個数: 16

約数和(自身を含む): 133832580

約数和(自身を除く): 67553692

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 637297, 1274594, 2549188, 5098376, 8284861, 16569722, 33139444, 66278888]

約数ペア:

[(1, 66278888), (2, 33139444), (4, 16569722), (8, 8284861), (13, 5098376), (26, 2549188), (52, 1274594), (104, 637297)]