90210291

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{7561}}^1$

素因数の和:7702

約数の個数: 16

約数和(自身を含む): 124500768

約数和(自身を除く): 34290477

約数列:

[1, 3, 41, 97, 123, 291, 3977, 7561, 11931, 22683, 310001, 733417, 930003, 2200251, 30070097, 90210291]

約数ペア:

[(1, 90210291), (3, 30070097), (41, 2200251), (97, 930003), (123, 733417), (291, 310001), (3977, 22683), (7561, 11931)]