2065509

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 3219840

約数和(自身を除く): 1154331

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 257, 423, 771, 893, 2313, 2679, 4883, 8037, 12079, 14649, 36237, 43947, 108711, 229501, 688503, 2065509]

約数ペア:

[(1, 2065509), (3, 688503), (9, 229501), (19, 108711), (47, 43947), (57, 36237), (141, 14649), (171, 12079), (257, 8037), (423, 4883), (771, 2679), (893, 2313)]