27558657

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3391}}^1$

素因数の和:3450

約数の個数: 32

約数和(自身を含む): 47759360

約数和(自身を除く): 20200703

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 3391, 8127, 10173, 23737, 30519, 71211, 91557, 145813, 213633, 437439, 640899, 1020691, 1312317, 3062073, 3936951, 9186219, 27558657]

約数ペア:

[(1, 27558657), (3, 9186219), (7, 3936951), (9, 3062073), (21, 1312317), (27, 1020691), (43, 640899), (63, 437439), (129, 213633), (189, 145813), (301, 91557), (387, 71211), (903, 30519), (1161, 23737), (2709, 10173), (3391, 8127)]