25978149

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3533}}^1$

素因数の和:3601

約数の個数: 24

約数和(自身を含む): 40428960

約数和(自身を除く): 14450811

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 3533, 7353, 10599, 31797, 67127, 151919, 201381, 455757, 604143, 1367271, 2886461, 8659383, 25978149]

約数ペア:

[(1, 25978149), (3, 8659383), (9, 2886461), (19, 1367271), (43, 604143), (57, 455757), (129, 201381), (171, 151919), (387, 67127), (817, 31797), (2451, 10599), (3533, 7353)]