261747442

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{617}}^1\times {\mathrm{1753}}^1$

素因数の和:2394

約数の個数: 24

約数和(自身を含む): 432504828

約数和(自身を除く): 170757386

約数列:

[1, 2, 11, 22, 121, 242, 617, 1234, 1753, 3506, 6787, 13574, 19283, 38566, 74657, 149314, 212113, 424226, 1081601, 2163202, 11897611, 23795222, 130873721, 261747442]

約数ペア:

[(1, 261747442), (2, 130873721), (11, 23795222), (22, 11897611), (121, 2163202), (242, 1081601), (617, 424226), (1234, 212113), (1753, 149314), (3506, 74657), (6787, 38566), (13574, 19283)]