2442555

素因数分解:

$3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:217

約数の個数: 40

約数和(自身を含む): 4524432

約数和(自身を除く): 2081877

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 163, 185, 333, 405, 489, 555, 815, 999, 1467, 1665, 2445, 2997, 4401, 4995, 6031, 7335, 13203, 14985, 18093, 22005, 30155, 54279, 66015, 90465, 162837, 271395, 488511, 814185, 2442555]

約数ペア:

[(1, 2442555), (3, 814185), (5, 488511), (9, 271395), (15, 162837), (27, 90465), (37, 66015), (45, 54279), (81, 30155), (111, 22005), (135, 18093), (163, 14985), (185, 13203), (333, 7335), (405, 6031), (489, 4995), (555, 4401), (815, 2997), (999, 2445), (1467, 1665)]