1780783839

素因数分解:

$3^3\times {\mathrm{449}}^1\times {\mathrm{146893}}^1$

素因数の和:147351

約数の個数: 16

約数和(自身を含む): 2644092000

約数和(自身を除く): 863308161

約数列:

[1, 3, 9, 27, 449, 1347, 4041, 12123, 146893, 440679, 1322037, 3966111, 65954957, 197864871, 593594613, 1780783839]

約数ペア:

[(1, 1780783839), (3, 593594613), (9, 197864871), (27, 65954957), (449, 3966111), (1347, 1322037), (4041, 440679), (12123, 146893)]