420492087

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{1249}}^1$

素因数の和:1632

約数の個数: 32

約数和(自身を含む): 642200000

約数和(自身を除く): 221707913

約数列:

[1, 3, 9, 27, 37, 111, 333, 337, 999, 1011, 1249, 3033, 3747, 9099, 11241, 12469, 33723, 37407, 46213, 112221, 138639, 336663, 415917, 420913, 1247751, 1262739, 3788217, 11364651, 15573781, 46721343, 140164029, 420492087]

約数ペア:

[(1, 420492087), (3, 140164029), (9, 46721343), (27, 15573781), (37, 11364651), (111, 3788217), (333, 1262739), (337, 1247751), (999, 420913), (1011, 415917), (1249, 336663), (3033, 138639), (3747, 112221), (9099, 46213), (11241, 37407), (12469, 33723)]