5661981

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:327

約数の個数: 40

約数和(自身を含む): 9621920

約数和(自身を除く): 3959939

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 283, 351, 513, 741, 849, 1053, 1539, 2223, 2547, 3679, 5377, 6669, 7641, 11037, 16131, 20007, 22923, 33111, 48393, 69901, 99333, 145179, 209703, 297999, 435537, 629109, 1887327, 5661981]

約数ペア:

[(1, 5661981), (3, 1887327), (9, 629109), (13, 435537), (19, 297999), (27, 209703), (39, 145179), (57, 99333), (81, 69901), (117, 48393), (171, 33111), (247, 22923), (283, 20007), (351, 16131), (513, 11037), (741, 7641), (849, 6669), (1053, 5377), (1539, 3679), (2223, 2547)]