71798481

素因数分解:

$3^6\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:828

約数の個数: 28

約数和(自身を含む): 108534900

約数和(自身を除く): 36736419

約数列:

[1, 3, 9, 27, 81, 149, 243, 447, 661, 729, 1341, 1983, 4023, 5949, 12069, 17847, 36207, 53541, 98489, 108621, 160623, 295467, 481869, 886401, 2659203, 7977609, 23932827, 71798481]

約数ペア:

[(1, 71798481), (3, 23932827), (9, 7977609), (27, 2659203), (81, 886401), (149, 481869), (243, 295467), (447, 160623), (661, 108621), (729, 98489), (1341, 53541), (1983, 36207), (4023, 17847), (5949, 12069)]