278364411

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13001}}^1$

素因数の和:13084

約数の個数: 32

約数和(自身を含む): 451429440

約数和(自身を除く): 173065029

約数列:

[1, 3, 9, 13, 27, 39, 61, 117, 183, 351, 549, 793, 1647, 2379, 7137, 13001, 21411, 39003, 117009, 169013, 351027, 507039, 793061, 1521117, 2379183, 4563351, 7137549, 10309793, 21412647, 30929379, 92788137, 278364411]

約数ペア:

[(1, 278364411), (3, 92788137), (9, 30929379), (13, 21412647), (27, 10309793), (39, 7137549), (61, 4563351), (117, 2379183), (183, 1521117), (351, 793061), (549, 507039), (793, 351027), (1647, 169013), (2379, 117009), (7137, 39003), (13001, 21411)]