66533319

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:609

約数の個数: 40

約数和(自身を含む): 105380352

約数和(自身を除く): 38847033

約数列:

[1, 3, 9, 23, 27, 69, 71, 81, 207, 213, 503, 621, 639, 1509, 1633, 1863, 1917, 4527, 4899, 5751, 11569, 13581, 14697, 34707, 35713, 40743, 44091, 104121, 107139, 132273, 312363, 321417, 821399, 937089, 964251, 2464197, 2892753, 7392591, 22177773, 66533319]

約数ペア:

[(1, 66533319), (3, 22177773), (9, 7392591), (23, 2892753), (27, 2464197), (69, 964251), (71, 937089), (81, 821399), (207, 321417), (213, 312363), (503, 132273), (621, 107139), (639, 104121), (1509, 44091), (1633, 40743), (1863, 35713), (1917, 34707), (4527, 14697), (4899, 13581), (5751, 11569)]