268804809

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{25247}}^1$

素因数の和:25286

約数の個数: 36

約数和(自身を含む): 480519936

約数和(自身を除く): 211715127

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 3549, 10647, 25247, 75741, 176729, 227223, 328211, 530187, 984633, 1590561, 2297477, 2953899, 4266743, 6892431, 12800229, 20677293, 29867201, 38400687, 89601603, 268804809]

約数ペア:

[(1, 268804809), (3, 89601603), (7, 38400687), (9, 29867201), (13, 20677293), (21, 12800229), (39, 6892431), (63, 4266743), (91, 2953899), (117, 2297477), (169, 1590561), (273, 984633), (507, 530187), (819, 328211), (1183, 227223), (1521, 176729), (3549, 75741), (10647, 25247)]