25220949

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 39051264

約数和(自身を除く): 13830315

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 299, 403, 713, 897, 907, 1209, 2139, 2721, 9269, 11791, 20861, 27807, 28117, 35373, 62583, 84351, 271193, 365521, 646691, 813579, 1096563, 1940073, 8406983, 25220949]

約数ペア:

[(1, 25220949), (3, 8406983), (13, 1940073), (23, 1096563), (31, 813579), (39, 646691), (69, 365521), (93, 271193), (299, 84351), (403, 62583), (713, 35373), (897, 28117), (907, 27807), (1209, 20861), (2139, 11791), (2721, 9269)]