30428379

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{16333}}^1$

素因数の和:16368

約数の個数: 20

約数和(自身を含む): 47433936

約数和(自身を除く): 17005557

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 16333, 48999, 146997, 375659, 440991, 1126977, 1322973, 3380931, 10142793, 30428379]

約数ペア:

[(1, 30428379), (3, 10142793), (9, 3380931), (23, 1322973), (27, 1126977), (69, 440991), (81, 375659), (207, 146997), (621, 48999), (1863, 16333)]