6681739617

素因数分解:

$3^2\times 7^2\times {\mathrm{15151337}}^1$

素因数の和:15151357

約数の個数: 18

約数和(自身を含む): 11227141458

約数和(自身を除く): 4545401841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 15151337, 45454011, 106059359, 136362033, 318178077, 742415513, 954534231, 2227246539, 6681739617]

約数ペア:

[(1, 6681739617), (3, 2227246539), (7, 954534231), (9, 742415513), (21, 318178077), (49, 136362033), (63, 106059359), (147, 45454011), (441, 15151337)]