890509423

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 1008599040

約数和(自身を除く): 118089617

約数列:

[1, 19, 23, 47, 191, 227, 437, 893, 1081, 3629, 4313, 4393, 5221, 8977, 10669, 20539, 43357, 83467, 99199, 170563, 202711, 206471, 245387, 823783, 997211, 2037779, 3922949, 4662353, 18947009, 38717801, 46868917, 890509423]

約数ペア:

[(1, 890509423), (19, 46868917), (23, 38717801), (47, 18947009), (191, 4662353), (227, 3922949), (437, 2037779), (893, 997211), (1081, 823783), (3629, 245387), (4313, 206471), (4393, 202711), (5221, 170563), (8977, 99199), (10669, 83467), (20539, 43357)]