78400309

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1009}}^1$

素因数の和:1204

約数の個数: 16

約数和(自身を含む): 87102400

約数和(自身を除く): 8702091

約数列:

[1, 13, 43, 139, 559, 1009, 1807, 5977, 13117, 43387, 77701, 140251, 564031, 1823263, 6030793, 78400309]

約数ペア:

[(1, 78400309), (13, 6030793), (43, 1823263), (139, 564031), (559, 140251), (1009, 77701), (1807, 43387), (5977, 13117)]