12722787

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1669}}^1$

素因数の和:1704

約数の個数: 36

約数和(自身を含む): 23099440

約数和(自身を除く): 10376653

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 1669, 2541, 5007, 7623, 11683, 15021, 18359, 35049, 55077, 105147, 128513, 165231, 201949, 385539, 605847, 1156617, 1413643, 1817541, 4240929, 12722787]

約数ペア:

[(1, 12722787), (3, 4240929), (7, 1817541), (9, 1413643), (11, 1156617), (21, 605847), (33, 385539), (63, 201949), (77, 165231), (99, 128513), (121, 105147), (231, 55077), (363, 35049), (693, 18359), (847, 15021), (1089, 11683), (1669, 7623), (2541, 5007)]