161790381

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{11299}}^1$

素因数の和:11385

約数の個数: 24

約数和(自身を含む): 245616800

約数和(自身を除く): 83826419

約数列:

[1, 3, 9, 37, 43, 111, 129, 333, 387, 1591, 4773, 11299, 14319, 33897, 101691, 418063, 485857, 1254189, 1457571, 3762567, 4372713, 17976709, 53930127, 161790381]

約数ペア:

[(1, 161790381), (3, 53930127), (9, 17976709), (37, 4372713), (43, 3762567), (111, 1457571), (129, 1254189), (333, 485857), (387, 418063), (1591, 101691), (4773, 33897), (11299, 14319)]