2991265

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2$

素因数の和:121

約数の個数: 24

約数和(自身を含む): 4052160

約数和(自身を除く): 1060895

約数列:

[1, 5, 19, 23, 37, 95, 115, 185, 437, 703, 851, 1369, 2185, 3515, 4255, 6845, 16169, 26011, 31487, 80845, 130055, 157435, 598253, 2991265]

約数ペア:

[(1, 2991265), (5, 598253), (19, 157435), (23, 130055), (37, 80845), (95, 31487), (115, 26011), (185, 16169), (437, 6845), (703, 4255), (851, 3515), (1369, 2185)]