28758326465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1237}}^1\times {\mathrm{3041}}^1$

素因数の和:4433

約数の個数: 32

約数和(自身を含む): 37961239680

約数和(自身を除く): 9202913215

約数列:

[1, 5, 11, 55, 139, 695, 1237, 1529, 3041, 6185, 7645, 13607, 15205, 33451, 68035, 167255, 171943, 422699, 859715, 1891373, 2113495, 3761717, 4649689, 9456865, 18808585, 23248445, 41378887, 206894435, 522878663, 2614393315, 5751665293, 28758326465]

約数ペア:

[(1, 28758326465), (5, 5751665293), (11, 2614393315), (55, 522878663), (139, 206894435), (695, 41378887), (1237, 23248445), (1529, 18808585), (3041, 9456865), (6185, 4649689), (7645, 3761717), (13607, 2113495), (15205, 1891373), (33451, 859715), (68035, 422699), (167255, 171943)]