66780909

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3119}}^1$

素因数の和:3202

約数の個数: 32

約数和(自身を含む): 108326400

約数和(自身を除く): 41545491

約数列:

[1, 3, 9, 13, 27, 39, 61, 117, 183, 351, 549, 793, 1647, 2379, 3119, 7137, 9357, 21411, 28071, 40547, 84213, 121641, 190259, 364923, 570777, 1094769, 1712331, 2473367, 5136993, 7420101, 22260303, 66780909]

約数ペア:

[(1, 66780909), (3, 22260303), (9, 7420101), (13, 5136993), (27, 2473367), (39, 1712331), (61, 1094769), (117, 570777), (183, 364923), (351, 190259), (549, 121641), (793, 84213), (1647, 40547), (2379, 28071), (3119, 21411), (7137, 9357)]