15530955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 28089600

約数和(自身を除く): 12558645

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 121, 129, 165, 199, 215, 363, 473, 597, 605, 645, 995, 1419, 1815, 2189, 2365, 2985, 5203, 6567, 7095, 8557, 10945, 15609, 24079, 25671, 26015, 32835, 42785, 72237, 78045, 94127, 120395, 128355, 282381, 361185, 470635, 1035397, 1411905, 3106191, 5176985, 15530955]

約数ペア:

[(1, 15530955), (3, 5176985), (5, 3106191), (11, 1411905), (15, 1035397), (33, 470635), (43, 361185), (55, 282381), (121, 128355), (129, 120395), (165, 94127), (199, 78045), (215, 72237), (363, 42785), (473, 32835), (597, 26015), (605, 25671), (645, 24079), (995, 15609), (1419, 10945), (1815, 8557), (2189, 7095), (2365, 6567), (2985, 5203)]