25420101

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{6997}}^1$

素因数の和:7180

約数の個数: 16

約数和(自身を含む): 38964864

約数和(自身を除く): 13544763

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 6997, 20991, 48979, 146937, 1210481, 3631443, 8473367, 25420101]

約数ペア:

[(1, 25420101), (3, 8473367), (7, 3631443), (21, 1210481), (173, 146937), (519, 48979), (1211, 20991), (3633, 6997)]