28545507

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1$

素因数の和:1144

約数の個数: 32

約数和(自身を含む): 45196800

約数和(自身を除く): 16651293

約数列:

[1, 3, 9, 23, 27, 43, 69, 129, 207, 387, 621, 989, 1069, 1161, 2967, 3207, 8901, 9621, 24587, 26703, 28863, 45967, 73761, 137901, 221283, 413703, 663849, 1057241, 1241109, 3171723, 9515169, 28545507]

約数ペア:

[(1, 28545507), (3, 9515169), (9, 3171723), (23, 1241109), (27, 1057241), (43, 663849), (69, 413703), (129, 221283), (207, 137901), (387, 73761), (621, 45967), (989, 28863), (1069, 26703), (1161, 24587), (2967, 9621), (3207, 8901)]