39939561

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{11467}}^1$

素因数の和:11522

約数の個数: 20

約数和(自身を含む): 61055632

約数和(自身を除く): 21116071

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 11467, 34401, 103203, 309609, 493081, 928827, 1479243, 4437729, 13313187, 39939561]

約数ペア:

[(1, 39939561), (3, 13313187), (9, 4437729), (27, 1479243), (43, 928827), (81, 493081), (129, 309609), (387, 103203), (1161, 34401), (3483, 11467)]