13538778891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{299683}}^1$

素因数の和:299771

約数の個数: 24

約数和(自身を含む): 20239458624

約数和(自身を除く): 6700679733

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 1369, 4107, 15059, 45177, 299683, 899049, 3296513, 9889539, 11088271, 33264813, 121970981, 365912943, 410266027, 1230798081, 4512926297, 13538778891]

約数ペア:

[(1, 13538778891), (3, 4512926297), (11, 1230798081), (33, 410266027), (37, 365912943), (111, 121970981), (407, 33264813), (1221, 11088271), (1369, 9889539), (4107, 3296513), (15059, 899049), (45177, 299683)]