31908087

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{6911}}^1$

素因数の和:6945

約数の個数: 24

約数和(自身を含む): 50319360

約数和(自身を除く): 18411273

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 6911, 20733, 62199, 131309, 186597, 393927, 559791, 1181781, 1679373, 3545343, 10636029, 31908087]

約数ペア:

[(1, 31908087), (3, 10636029), (9, 3545343), (19, 1679373), (27, 1181781), (57, 559791), (81, 393927), (171, 186597), (243, 131309), (513, 62199), (1539, 20733), (4617, 6911)]