138810178

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{463}}^1\times {\mathrm{887}}^1$

素因数の和:1378

約数の個数: 24

約数和(自身を含む): 226205568

約数和(自身を除く): 87395390

約数列:

[1, 2, 13, 26, 169, 338, 463, 887, 926, 1774, 6019, 11531, 12038, 23062, 78247, 149903, 156494, 299806, 410681, 821362, 5338853, 10677706, 69405089, 138810178]

約数ペア:

[(1, 138810178), (2, 69405089), (13, 10677706), (26, 5338853), (169, 821362), (338, 410681), (463, 299806), (887, 156494), (926, 149903), (1774, 78247), (6019, 23062), (11531, 12038)]