18117231

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{11681}}^1$

素因数の和:11742

約数の個数: 16

約数和(自身を含む): 26915328

約数和(自身を除く): 8798097

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 11681, 35043, 128491, 385473, 549007, 1647021, 6039077, 18117231]

約数ペア:

[(1, 18117231), (3, 6039077), (11, 1647021), (33, 549007), (47, 385473), (141, 128491), (517, 35043), (1551, 11681)]