25398279

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{13633}}^1$

素因数の和:13668

約数の個数: 20

約数和(自身を含む): 39593136

約数和(自身を除く): 14194857

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 13633, 40899, 122697, 313559, 368091, 940677, 1104273, 2822031, 8466093, 25398279]

約数ペア:

[(1, 25398279), (3, 8466093), (9, 2822031), (23, 1104273), (27, 940677), (69, 368091), (81, 313559), (207, 122697), (621, 40899), (1863, 13633)]