28120807

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6781}}^1$

素因数の和:6834

約数の個数: 16

約数和(自身を含む): 34181280

約数和(自身を除く): 6060473

約数列:

[1, 11, 13, 29, 143, 319, 377, 4147, 6781, 74591, 88153, 196649, 969683, 2163139, 2556437, 28120807]

約数ペア:

[(1, 28120807), (11, 2556437), (13, 2163139), (29, 969683), (143, 196649), (319, 88153), (377, 74591), (4147, 6781)]