2009390903

素因数分解:

${\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{4127}}^1$

素因数の和:4263

約数の個数: 24

約数和(自身を含む): 2260228608

約数和(自身を除く): 250837705

約数列:

[1, 13, 43, 67, 169, 559, 871, 2881, 4127, 7267, 11323, 37453, 53651, 177461, 276509, 486889, 697463, 2306993, 3594617, 11889887, 29990909, 46730021, 154568531, 2009390903]

約数ペア:

[(1, 2009390903), (13, 154568531), (43, 46730021), (67, 29990909), (169, 11889887), (559, 3594617), (871, 2306993), (2881, 697463), (4127, 486889), (7267, 276509), (11323, 177461), (37453, 53651)]