12213409

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 13970880

約数和(自身を除く): 1757471

約数列:

[1, 13, 19, 197, 247, 251, 2561, 3263, 3743, 4769, 48659, 49447, 61997, 642811, 939493, 12213409]

約数ペア:

[(1, 12213409), (13, 939493), (19, 642811), (197, 61997), (247, 49447), (251, 48659), (2561, 4769), (3263, 3743)]