28984278

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{210031}}^1$

素因数の和:210059

約数の個数: 16

約数和(自身を含む): 60489216

約数和(自身を除く): 31504938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 210031, 420062, 630093, 1260186, 4830713, 9661426, 14492139, 28984278]

約数ペア:

[(1, 28984278), (2, 14492139), (3, 9661426), (6, 4830713), (23, 1260186), (46, 630093), (69, 420062), (138, 210031)]