2139156945

素因数分解:

$3^5\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1879}}^1$

素因数の和:2836

約数の個数: 48

約数和(自身を含む): 3851352960

約数和(自身を除く): 1712196015

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 937, 1215, 1879, 2811, 4685, 5637, 8433, 9395, 14055, 16911, 25299, 28185, 42165, 50733, 75897, 84555, 126495, 152199, 227691, 253665, 379485, 456597, 760995, 1138455, 1760623, 2282985, 5281869, 8803115, 15845607, 26409345, 47536821, 79228035, 142610463, 237684105, 427831389, 713052315, 2139156945]

約数ペア:

[(1, 2139156945), (3, 713052315), (5, 427831389), (9, 237684105), (15, 142610463), (27, 79228035), (45, 47536821), (81, 26409345), (135, 15845607), (243, 8803115), (405, 5281869), (937, 2282985), (1215, 1760623), (1879, 1138455), (2811, 760995), (4685, 456597), (5637, 379485), (8433, 253665), (9395, 227691), (14055, 152199), (16911, 126495), (25299, 84555), (28185, 75897), (42165, 50733)]