870836727

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 1207084032

約数和(自身を除く): 336247305

約数列:

[1, 3, 47, 107, 141, 197, 293, 321, 591, 879, 5029, 9259, 13771, 15087, 21079, 27777, 31351, 41313, 57721, 63237, 94053, 173163, 990713, 1473497, 2712887, 2972139, 4420491, 6176147, 8138661, 18528441, 290278909, 870836727]

約数ペア:

[(1, 870836727), (3, 290278909), (47, 18528441), (107, 8138661), (141, 6176147), (197, 4420491), (293, 2972139), (321, 2712887), (591, 1473497), (879, 990713), (5029, 173163), (9259, 94053), (13771, 63237), (15087, 57721), (21079, 41313), (27777, 31351)]