261498391921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1\times {\mathrm{9511}}^1$

素因数の和:10409

約数の個数: 32

約数和(自身を含む): 298775724800

約数和(自身を除く): 37277332879

約数列:

[1, 13, 19, 157, 247, 709, 2041, 2983, 9217, 9511, 13471, 38779, 111313, 123643, 175123, 180709, 1447069, 1493227, 2114947, 2349217, 6743299, 19411951, 27494311, 28371313, 87662887, 128122681, 368827069, 1058697943, 1665594853, 13763073259, 20115260917, 261498391921]

約数ペア:

[(1, 261498391921), (13, 20115260917), (19, 13763073259), (157, 1665594853), (247, 1058697943), (709, 368827069), (2041, 128122681), (2983, 87662887), (9217, 28371313), (9511, 27494311), (13471, 19411951), (38779, 6743299), (111313, 2349217), (123643, 2114947), (175123, 1493227), (180709, 1447069)]