30905046

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{39929}}^1$

素因数の和:39980

約数の個数: 24

約数和(自身を含む): 68519880

約数和(自身を除く): 37614834

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 39929, 79858, 119787, 239574, 359361, 718722, 1716947, 3433894, 5150841, 10301682, 15452523, 30905046]

約数ペア:

[(1, 30905046), (2, 15452523), (3, 10301682), (6, 5150841), (9, 3433894), (18, 1716947), (43, 718722), (86, 359361), (129, 239574), (258, 119787), (387, 79858), (774, 39929)]