90390411

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{21881}}^1$

素因数の和:21913

約数の個数: 24

約数和(自身を含む): 143370864

約数和(自身を除く): 52980453

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 21881, 65643, 196929, 371977, 590787, 1115931, 1772361, 3347793, 5317083, 10043379, 30130137, 90390411]

約数ペア:

[(1, 90390411), (3, 30130137), (9, 10043379), (17, 5317083), (27, 3347793), (51, 1772361), (81, 1115931), (153, 590787), (243, 371977), (459, 196929), (1377, 65643), (4131, 21881)]