187877187

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{8387}}^1$

素因数の和:8543

約数の個数: 24

約数和(自身を含む): 287876160

約数和(自身を除く): 99998973

約数列:

[1, 3, 9, 19, 57, 131, 171, 393, 1179, 2489, 7467, 8387, 22401, 25161, 75483, 159353, 478059, 1098697, 1434177, 3296091, 9888273, 20875243, 62625729, 187877187]

約数ペア:

[(1, 187877187), (3, 62625729), (9, 20875243), (19, 9888273), (57, 3296091), (131, 1434177), (171, 1098697), (393, 478059), (1179, 159353), (2489, 75483), (7467, 25161), (8387, 22401)]