90981063

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1907}}^1$

素因数の和:1969

約数の個数: 40

約数和(自身を含む): 147755520

約数和(自身を除く): 56774457

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 93, 171, 279, 513, 589, 837, 1539, 1767, 1907, 2511, 5301, 5721, 15903, 17163, 36233, 47709, 51489, 59117, 108699, 154467, 177351, 326097, 532053, 978291, 1123223, 1596159, 2934873, 3369669, 4788477, 10109007, 30327021, 90981063]

約数ペア:

[(1, 90981063), (3, 30327021), (9, 10109007), (19, 4788477), (27, 3369669), (31, 2934873), (57, 1596159), (81, 1123223), (93, 978291), (171, 532053), (279, 326097), (513, 177351), (589, 154467), (837, 108699), (1539, 59117), (1767, 51489), (1907, 47709), (2511, 36233), (5301, 17163), (5721, 15903)]