30130137

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{21881}}^1$

素因数の和:21910

約数の個数: 20

約数和(自身を含む): 47658996

約数和(自身を除く): 17528859

約数列:

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

約数ペア:

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