204870891

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{6481}}^1$

素因数の和:6782

約数の個数: 16

約数和(自身を含む): 280955808

約数和(自身を除く): 76084917

約数列:

[1, 3, 41, 123, 257, 771, 6481, 10537, 19443, 31611, 265721, 797163, 1665617, 4996851, 68290297, 204870891]

約数ペア:

[(1, 204870891), (3, 68290297), (41, 4996851), (123, 1665617), (257, 797163), (771, 265721), (6481, 31611), (10537, 19443)]