39172509

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{827}}^1$

素因数の和:1129

約数の個数: 24

約数和(自身を含む): 59847840

約数和(自身を除く): 20675331

約数列:

[1, 3, 9, 19, 57, 171, 277, 827, 831, 2481, 2493, 5263, 7443, 15713, 15789, 47139, 47367, 141417, 229079, 687237, 2061711, 4352501, 13057503, 39172509]

約数ペア:

[(1, 39172509), (3, 13057503), (9, 4352501), (19, 2061711), (57, 687237), (171, 229079), (277, 141417), (827, 47367), (831, 47139), (2481, 15789), (2493, 15713), (5263, 7443)]