129441321

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{12583}}^1$

素因数の和:12722

約数の個数: 20

約数和(自身を含む): 194900992

約数和(自身を除く): 65459671

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 10287, 12583, 37749, 113247, 339741, 1019223, 1598041, 4794123, 14382369, 43147107, 129441321]

約数ペア:

[(1, 129441321), (3, 43147107), (9, 14382369), (27, 4794123), (81, 1598041), (127, 1019223), (381, 339741), (1143, 113247), (3429, 37749), (10287, 12583)]