210909831

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{90017}}^1$

素因数の和:90102

約数の個数: 16

約数和(自身を含む): 311102208

約数和(自身を除く): 100192377

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 90017, 270051, 990187, 2970561, 6391207, 19173621, 70303277, 210909831]

約数ペア:

[(1, 210909831), (3, 70303277), (11, 19173621), (33, 6391207), (71, 2970561), (213, 990187), (781, 270051), (2343, 90017)]