219862401

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{12739}}^1$

素因数の和:13276

約数の個数: 16

約数和(自身を含む): 320436480

約数和(自身を除く): 100574079

約数列:

[1, 3, 11, 33, 523, 1569, 5753, 12739, 17259, 38217, 140129, 420387, 6662497, 19987491, 73287467, 219862401]

約数ペア:

[(1, 219862401), (3, 73287467), (11, 19987491), (33, 6662497), (523, 420387), (1569, 140129), (5753, 38217), (12739, 17259)]