158777281

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^2\times {\mathrm{103}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 184067520

約数和(自身を除く): 25290239

約数列:

[1, 13, 19, 79, 103, 247, 1027, 1339, 1501, 1957, 6241, 8137, 19513, 25441, 81133, 105781, 118579, 154603, 642823, 1541527, 2009839, 8356699, 12213637, 158777281]

約数ペア:

[(1, 158777281), (13, 12213637), (19, 8356699), (79, 2009839), (103, 1541527), (247, 642823), (1027, 154603), (1339, 118579), (1501, 105781), (1957, 81133), (6241, 25441), (8137, 19513)]