638961063

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2011}}^1\times {\mathrm{8147}}^1$

素因数の和:10174

約数の個数: 16

約数和(自身を含む): 918051456

約数和(自身を除く): 279090393

約数列:

[1, 3, 13, 39, 2011, 6033, 8147, 24441, 26143, 78429, 105911, 317733, 16383617, 49150851, 212987021, 638961063]

約数ペア:

[(1, 638961063), (3, 212987021), (13, 49150851), (39, 16383617), (2011, 317733), (6033, 105911), (8147, 78429), (24441, 26143)]