15091720007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{68729}}^1$

素因数の和:68895

約数の個数: 32

約数和(自身を含む): 19706265600

約数和(自身を除く): 4614545593

約数列:

[1, 7, 13, 19, 91, 127, 133, 247, 889, 1651, 1729, 2413, 11557, 16891, 31369, 68729, 219583, 481103, 893477, 1305851, 6254339, 8728583, 9140957, 16976063, 61100081, 113471579, 118832441, 165843077, 794301053, 1160901539, 2155960001, 15091720007]

約数ペア:

[(1, 15091720007), (7, 2155960001), (13, 1160901539), (19, 794301053), (91, 165843077), (127, 118832441), (133, 113471579), (247, 61100081), (889, 16976063), (1651, 9140957), (1729, 8728583), (2413, 6254339), (11557, 1305851), (16891, 893477), (31369, 481103), (68729, 219583)]