10987405

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:178

約数の個数: 32

約数和(自身を含む): 15740928

約数和(自身を除く): 4753523

約数列:

[1, 5, 11, 13, 55, 65, 121, 127, 143, 605, 635, 715, 1331, 1397, 1573, 1651, 6655, 6985, 7865, 8255, 15367, 17303, 18161, 76835, 86515, 90805, 169037, 199771, 845185, 998855, 2197481, 10987405]

約数ペア:

[(1, 10987405), (5, 2197481), (11, 998855), (13, 845185), (55, 199771), (65, 169037), (121, 90805), (127, 86515), (143, 76835), (605, 18161), (635, 17303), (715, 15367), (1331, 8255), (1397, 7865), (1573, 6985), (1651, 6655)]