25518321

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{6703}}^1$

素因数の和:6762

約数の個数: 20

約数和(自身を含む): 38936832

約数和(自身を除く): 13418511

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 6703, 20109, 60327, 180981, 315041, 542943, 945123, 2835369, 8506107, 25518321]

約数ペア:

[(1, 25518321), (3, 8506107), (9, 2835369), (27, 945123), (47, 542943), (81, 315041), (141, 180981), (423, 60327), (1269, 20109), (3807, 6703)]