29977209

素因数分解:

$3^9\times {\mathrm{1523}}^1$

素因数の和:1550

約数の個数: 20

約数和(自身を含む): 44994576

約数和(自身を除く): 15017367

約数列:

[1, 3, 9, 27, 81, 243, 729, 1523, 2187, 4569, 6561, 13707, 19683, 41121, 123363, 370089, 1110267, 3330801, 9992403, 29977209]

約数ペア:

[(1, 29977209), (3, 9992403), (9, 3330801), (27, 1110267), (81, 370089), (243, 123363), (729, 41121), (1523, 19683), (2187, 13707), (4569, 6561)]