15220293

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{7561}}^1$

素因数の和:7636

約数の個数: 16

約数和(自身を含む): 22504512

約数和(自身を除く): 7284219

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 7561, 22683, 83171, 249513, 461221, 1383663, 5073431, 15220293]

約数ペア:

[(1, 15220293), (3, 5073431), (11, 1383663), (33, 461221), (61, 249513), (183, 83171), (671, 22683), (2013, 7561)]