17920677

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{853}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 24595200

約数和(自身を除く): 6674523

約数列:

[1, 3, 47, 141, 149, 447, 853, 2559, 7003, 21009, 40091, 120273, 127097, 381291, 5973559, 17920677]

約数ペア:

[(1, 17920677), (3, 5973559), (47, 381291), (141, 127097), (149, 120273), (447, 40091), (853, 21009), (2559, 7003)]