30408561

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 47120000

約数和(自身を除く): 16711439

約数列:

[1, 3, 9, 27, 37, 61, 111, 183, 333, 499, 549, 999, 1497, 1647, 2257, 4491, 6771, 13473, 18463, 20313, 30439, 55389, 60939, 91317, 166167, 273951, 498501, 821853, 1126243, 3378729, 10136187, 30408561]

約数ペア:

[(1, 30408561), (3, 10136187), (9, 3378729), (27, 1126243), (37, 821853), (61, 498501), (111, 273951), (183, 166167), (333, 91317), (499, 60939), (549, 55389), (999, 30439), (1497, 20313), (1647, 18463), (2257, 13473), (4491, 6771)]