13438509

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27823}}^1$

素因数の和:27856

約数の個数: 16

約数和(自身を含む): 21368832

約数和(自身を除く): 7930323

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 27823, 83469, 194761, 584283, 639929, 1919787, 4479503, 13438509]

約数ペア:

[(1, 13438509), (3, 4479503), (7, 1919787), (21, 639929), (23, 584283), (69, 194761), (161, 83469), (483, 27823)]