220243089

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{25969}}^1$

素因数の和:26240

約数の個数: 16

約数和(自身を含む): 321612480

約数和(自身を除く): 101369391

約数列:

[1, 3, 11, 33, 257, 771, 2827, 8481, 25969, 77907, 285659, 856977, 6674033, 20022099, 73414363, 220243089]

約数ペア:

[(1, 220243089), (3, 73414363), (11, 20022099), (33, 6674033), (257, 856977), (771, 285659), (2827, 77907), (8481, 25969)]