1389492789

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{22067}}^1$

素因数の和:22360

約数の個数: 16

約数和(自身を含む): 1878428160

約数和(自身を除く): 488935371

約数列:

[1, 3, 139, 151, 417, 453, 20989, 22067, 62967, 66201, 3067313, 3332117, 9201939, 9996351, 463164263, 1389492789]

約数ペア:

[(1, 1389492789), (3, 463164263), (139, 9996351), (151, 9201939), (417, 3332117), (453, 3067313), (20989, 66201), (22067, 62967)]