38921519

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22511}}^1$

素因数の和:22550

約数の個数: 16

約数和(自身を含む): 50426880

約数和(自身を除く): 11505361

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 22511, 157577, 292643, 427709, 2048501, 2993963, 5560217, 38921519]

約数ペア:

[(1, 38921519), (7, 5560217), (13, 2993963), (19, 2048501), (91, 427709), (133, 292643), (247, 157577), (1729, 22511)]