122497921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70849}}^1$

素因数の和:70888

約数の個数: 16

約数和(自身を含む): 158704000

約数和(自身を除く): 36206079

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 70849, 495943, 921037, 1346131, 6447259, 9422917, 17499703, 122497921]

約数ペア:

[(1, 122497921), (7, 17499703), (13, 9422917), (19, 6447259), (91, 1346131), (133, 921037), (247, 495943), (1729, 70849)]