42987315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9521}}^1$

素因数の和:9579

約数の個数: 32

約数和(自身を含む): 80441856

約数和(自身を除く): 37454541

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 9521, 28563, 47605, 66647, 142815, 199941, 333235, 409403, 999705, 1228209, 2047015, 2865821, 6141045, 8597463, 14329105, 42987315]

約数ペア:

[(1, 42987315), (3, 14329105), (5, 8597463), (7, 6141045), (15, 2865821), (21, 2047015), (35, 1228209), (43, 999705), (105, 409403), (129, 333235), (215, 199941), (301, 142815), (645, 66647), (903, 47605), (1505, 28563), (4515, 9521)]