25613919

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3187}}^1$

素因数の和:3259

約数の個数: 24

約数和(自身を含む): 39786240

約数和(自身を除く): 14172321

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 3187, 8037, 9561, 28683, 60553, 149789, 181659, 449367, 544977, 1348101, 2845991, 8537973, 25613919]

約数ペア:

[(1, 25613919), (3, 8537973), (9, 2845991), (19, 1348101), (47, 544977), (57, 449367), (141, 181659), (171, 149789), (423, 60553), (893, 28683), (2679, 9561), (3187, 8037)]