678683707

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{38873}}^1$

素因数の和:38982

約数の個数: 16

約数和(自身を含む): 783699840

約数和(自身を除く): 105016133

約数列:

[1, 13, 17, 79, 221, 1027, 1343, 17459, 38873, 505349, 660841, 3070967, 8590933, 39922571, 52206439, 678683707]

約数ペア:

[(1, 678683707), (13, 52206439), (17, 39922571), (79, 8590933), (221, 3070967), (1027, 660841), (1343, 505349), (17459, 38873)]