66492009

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{10391}}^1$

素因数の和:10482

約数の個数: 20

約数和(自身を含む): 100594560

約数和(自身を除く): 34102551

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 10391, 31173, 93519, 280557, 820889, 841671, 2462667, 7388001, 22164003, 66492009]

約数ペア:

[(1, 66492009), (3, 22164003), (9, 7388001), (27, 2462667), (79, 841671), (81, 820889), (237, 280557), (711, 93519), (2133, 31173), (6399, 10391)]