210542979

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{28657}}^1$

素因数の和:28770

約数の個数: 16

約数和(自身を含む): 293457920

約数和(自身を除く): 82914941

約数列:

[1, 3, 31, 79, 93, 237, 2449, 7347, 28657, 85971, 888367, 2263903, 2665101, 6791709, 70180993, 210542979]

約数ペア:

[(1, 210542979), (3, 70180993), (31, 6791709), (79, 2665101), (93, 2263903), (237, 888367), (2449, 85971), (7347, 28657)]