212316181

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{10729}}^1$

素因数の和:11004

約数の個数: 16

約数和(自身を含む): 265760640

約数和(自身を除く): 53444459

約数列:

[1, 7, 11, 77, 257, 1799, 2827, 10729, 19789, 75103, 118019, 826133, 2757353, 19301471, 30330883, 212316181]

約数ペア:

[(1, 212316181), (7, 30330883), (11, 19301471), (77, 2757353), (257, 826133), (1799, 118019), (2827, 75103), (10729, 19789)]