211297955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{839}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 292723200

約数和(自身を除く): 81425245

約数列:

[1, 5, 11, 19, 55, 95, 209, 241, 839, 1045, 1205, 2651, 4195, 4579, 9229, 13255, 15941, 22895, 46145, 50369, 79705, 175351, 202199, 251845, 876755, 1010995, 2224189, 3841781, 11120945, 19208905, 42259591, 211297955]

約数ペア:

[(1, 211297955), (5, 42259591), (11, 19208905), (19, 11120945), (55, 3841781), (95, 2224189), (209, 1010995), (241, 876755), (839, 251845), (1045, 202199), (1205, 175351), (2651, 79705), (4195, 50369), (4579, 46145), (9229, 22895), (13255, 15941)]