25071442

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:726

約数の個数: 24

約数和(自身を含む): 41617296

約数和(自身を除く): 16545854

約数列:

[1, 2, 11, 22, 121, 211, 242, 422, 491, 982, 2321, 4642, 5401, 10802, 25531, 51062, 59411, 103601, 118822, 207202, 1139611, 2279222, 12535721, 25071442]

約数ペア:

[(1, 25071442), (2, 12535721), (11, 2279222), (22, 1139611), (121, 207202), (211, 118822), (242, 103601), (422, 59411), (491, 51062), (982, 25531), (2321, 10802), (4642, 5401)]