2081566989

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{823}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 3251649024

約数和(自身を除く): 1170082035

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 271, 549, 813, 823, 1037, 2439, 2469, 3111, 4607, 7407, 9333, 13821, 13991, 16531, 41463, 41973, 49593, 50203, 125919, 148779, 150609, 223033, 281027, 451827, 669099, 843081, 853451, 2007297, 2529243, 2560353, 3791561, 7681059, 11374683, 13605013, 34124049, 40815039, 122445117, 231285221, 693855663, 2081566989]

約数ペア:

[(1, 2081566989), (3, 693855663), (9, 231285221), (17, 122445117), (51, 40815039), (61, 34124049), (153, 13605013), (183, 11374683), (271, 7681059), (549, 3791561), (813, 2560353), (823, 2529243), (1037, 2007297), (2439, 853451), (2469, 843081), (3111, 669099), (4607, 451827), (7407, 281027), (9333, 223033), (13821, 150609), (13991, 148779), (16531, 125919), (41463, 50203), (41973, 49593)]