261705598

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{13381}}^1$

素因数の和:13528

約数の個数: 32

約数和(自身を含む): 493314048

約数和(自身を除く): 231608450

約数列:

[1, 2, 7, 11, 14, 22, 77, 127, 154, 254, 889, 1397, 1778, 2794, 9779, 13381, 19558, 26762, 93667, 147191, 187334, 294382, 1030337, 1699387, 2060674, 3398774, 11895709, 18693257, 23791418, 37386514, 130852799, 261705598]

約数ペア:

[(1, 261705598), (2, 130852799), (7, 37386514), (11, 23791418), (14, 18693257), (22, 11895709), (77, 3398774), (127, 2060674), (154, 1699387), (254, 1030337), (889, 294382), (1397, 187334), (1778, 147191), (2794, 93667), (9779, 26762), (13381, 19558)]