68571321

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251177}}^1$

素因数の和:251200

約数の個数: 16

約数和(自身を含む): 112527744

約数和(自身を除く): 43956423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 251177, 753531, 1758239, 3265301, 5274717, 9795903, 22857107, 68571321]

約数ペア:

[(1, 68571321), (3, 22857107), (7, 9795903), (13, 5274717), (21, 3265301), (39, 1758239), (91, 753531), (273, 251177)]