81197127

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14389}}^1$

素因数の和:14428

約数の個数: 32

約数和(自身を含む): 138144000

約数和(自身を除く): 56946873

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 5643, 14389, 43167, 129501, 158279, 273391, 388503, 474837, 820173, 1424511, 2460519, 3007301, 4273533, 7381557, 9021903, 27065709, 81197127]

約数ペア:

[(1, 81197127), (3, 27065709), (9, 9021903), (11, 7381557), (19, 4273533), (27, 3007301), (33, 2460519), (57, 1424511), (99, 820173), (171, 474837), (209, 388503), (297, 273391), (513, 158279), (627, 129501), (1881, 43167), (5643, 14389)]