25992171

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{16889}}^1$

素因数の和:16920

約数の個数: 20

約数和(自身を含む): 40873800

約数和(自身を除く): 14881629

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 16889, 50667, 152001, 320891, 456003, 962673, 1368009, 2888019, 8664057, 25992171]

約数ペア:

[(1, 25992171), (3, 8664057), (9, 2888019), (19, 1368009), (27, 962673), (57, 456003), (81, 320891), (171, 152001), (513, 50667), (1539, 16889)]