2638009077

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{135721}}^1$

素因数の和:135785

約数の個数: 32

約数和(自身を含む): 4169379840

約数和(自身を除く): 1531370763

約数列:

[1, 3, 11, 19, 31, 33, 57, 93, 209, 341, 589, 627, 1023, 1767, 6479, 19437, 135721, 407163, 1492931, 2578699, 4207351, 4478793, 7736097, 12622053, 28365689, 46280861, 79939669, 85097067, 138842583, 239819007, 879336359, 2638009077]

約数ペア:

[(1, 2638009077), (3, 879336359), (11, 239819007), (19, 138842583), (31, 85097067), (33, 79939669), (57, 46280861), (93, 28365689), (209, 12622053), (341, 7736097), (589, 4478793), (627, 4207351), (1023, 2578699), (1767, 1492931), (6479, 407163), (19437, 135721)]