290053791

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:567

約数の個数: 56

約数和(自身を含む): 469377920

約数和(自身を除く): 179324129

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 243, 387, 487, 513, 729, 817, 1161, 1461, 1539, 2451, 3483, 4383, 4617, 7353, 9253, 10449, 13149, 13851, 20941, 22059, 27759, 31347, 39447, 62823, 66177, 83277, 118341, 188469, 198531, 249831, 355023, 397879, 565407, 595593, 749493, 1193637, 1696221, 2248479, 3580911, 5088663, 6745437, 10742733, 15265989, 32228199, 96684597, 290053791]

約数ペア:

[(1, 290053791), (3, 96684597), (9, 32228199), (19, 15265989), (27, 10742733), (43, 6745437), (57, 5088663), (81, 3580911), (129, 2248479), (171, 1696221), (243, 1193637), (387, 749493), (487, 595593), (513, 565407), (729, 397879), (817, 355023), (1161, 249831), (1461, 198531), (1539, 188469), (2451, 118341), (3483, 83277), (4383, 66177), (4617, 62823), (7353, 39447), (9253, 31347), (10449, 27759), (13149, 22059), (13851, 20941)]