129804831

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{25801}}^1$

素因数の和:25863

約数の個数: 24

約数和(自身を含む): 206622416

約数和(自身を除く): 76817585

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 25801, 77403, 232209, 335413, 1006239, 1109443, 3018717, 3328329, 9984987, 14422759, 43268277, 129804831]

約数ペア:

[(1, 129804831), (3, 43268277), (9, 14422759), (13, 9984987), (39, 3328329), (43, 3018717), (117, 1109443), (129, 1006239), (387, 335413), (559, 232209), (1677, 77403), (5031, 25801)]