90089879

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 100172160

約数和(自身を除く): 10082281

約数列:

[1, 11, 101, 131, 619, 1111, 1441, 6809, 13231, 62519, 81089, 145541, 687709, 891979, 8189989, 90089879]

約数ペア:

[(1, 90089879), (11, 8189989), (101, 891979), (131, 687709), (619, 145541), (1111, 81089), (1441, 62519), (6809, 13231)]