29970081

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{16087}}^1$

素因数の和:16122

約数の個数: 20

約数和(自身を含む): 46719552

約数和(自身を除く): 16749471

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 16087, 48261, 144783, 370001, 434349, 1110003, 1303047, 3330009, 9990027, 29970081]

約数ペア:

[(1, 29970081), (3, 9990027), (9, 3330009), (23, 1303047), (27, 1110003), (69, 434349), (81, 370001), (207, 144783), (621, 48261), (1863, 16087)]