26880007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11261}}^1$

素因数の和:11310

約数の個数: 16

約数和(自身を含む): 34596864

約数和(自身を除く): 7716857

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 11261, 78827, 123871, 349091, 867097, 2443637, 3840001, 26880007]

約数ペア:

[(1, 26880007), (7, 3840001), (11, 2443637), (31, 867097), (77, 349091), (217, 123871), (341, 78827), (2387, 11261)]