784121427

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{8689}}^1$

素因数の和:9003

約数の個数: 24

約数和(自身を含む): 1167657920

約数和(自身を除く): 383536493

約数列:

[1, 3, 9, 37, 111, 271, 333, 813, 2439, 8689, 10027, 26067, 30081, 78201, 90243, 321493, 964479, 2354719, 2893437, 7064157, 21192471, 87124603, 261373809, 784121427]

約数ペア:

[(1, 784121427), (3, 261373809), (9, 87124603), (37, 21192471), (111, 7064157), (271, 2893437), (333, 2354719), (813, 964479), (2439, 321493), (8689, 90243), (10027, 78201), (26067, 30081)]