30989541

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21839}}^1$

素因数の和:21896

約数の個数: 16

約数和(自身を含む): 46126080

約数和(自身を除く): 15136539

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 21839, 65517, 240229, 720687, 939077, 2817231, 10329847, 30989541]

約数ペア:

[(1, 30989541), (3, 10329847), (11, 2817231), (33, 939077), (43, 720687), (129, 240229), (473, 65517), (1419, 21839)]