26245868

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:494

約数の個数: 36

約数和(自身を含む): 50921976

約数和(自身を除く): 24676108

約数列:

[1, 2, 4, 11, 22, 44, 121, 211, 242, 257, 422, 484, 514, 844, 1028, 2321, 2827, 4642, 5654, 9284, 11308, 25531, 31097, 51062, 54227, 62194, 102124, 108454, 124388, 216908, 596497, 1192994, 2385988, 6561467, 13122934, 26245868]

約数ペア:

[(1, 26245868), (2, 13122934), (4, 6561467), (11, 2385988), (22, 1192994), (44, 596497), (121, 216908), (211, 124388), (242, 108454), (257, 102124), (422, 62194), (484, 54227), (514, 51062), (844, 31097), (1028, 25531), (2321, 11308), (2827, 9284), (4642, 5654)]