27684801

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 43296000

約数和(自身を除く): 15611199

約数列:

[1, 3, 9, 23, 27, 69, 109, 207, 327, 409, 621, 981, 1227, 2507, 2943, 3681, 7521, 9407, 11043, 22563, 28221, 44581, 67689, 84663, 133743, 253989, 401229, 1025363, 1203687, 3076089, 9228267, 27684801]

約数ペア:

[(1, 27684801), (3, 9228267), (9, 3076089), (23, 1203687), (27, 1025363), (69, 401229), (109, 253989), (207, 133743), (327, 84663), (409, 67689), (621, 44581), (981, 28221), (1227, 22563), (2507, 11043), (2943, 9407), (3681, 7521)]