308996985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{5557}}^1$

素因数の和:5913

約数の個数: 32

約数和(自身を含む): 541037952

約数和(自身を除く): 232040967

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 337, 1011, 1685, 3707, 5055, 5557, 11121, 16671, 18535, 27785, 55605, 61127, 83355, 183381, 305635, 916905, 1872709, 5618127, 9363545, 20599799, 28090635, 61799397, 102998995, 308996985]

約数ペア:

[(1, 308996985), (3, 102998995), (5, 61799397), (11, 28090635), (15, 20599799), (33, 9363545), (55, 5618127), (165, 1872709), (337, 916905), (1011, 305635), (1685, 183381), (3707, 83355), (5055, 61127), (5557, 55605), (11121, 27785), (16671, 18535)]