7561221

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1217}}^1$

素因数の和:1348

約数の個数: 16

約数和(自身を含む): 10718400

約数和(自身を除く): 3157179

約数列:

[1, 3, 19, 57, 109, 327, 1217, 2071, 3651, 6213, 23123, 69369, 132653, 397959, 2520407, 7561221]

約数ペア:

[(1, 7561221), (3, 2520407), (19, 397959), (57, 132653), (109, 69369), (327, 23123), (1217, 6213), (2071, 3651)]