131448441

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{21157}}^1$

素因数の和:21288

約数の個数: 16

約数和(自身を含む): 186190400

約数和(自身を除く): 54741959

約数列:

[1, 3, 19, 57, 109, 327, 2071, 6213, 21157, 63471, 401983, 1205949, 2306113, 6918339, 43816147, 131448441]

約数ペア:

[(1, 131448441), (3, 43816147), (19, 6918339), (57, 2306113), (109, 1205949), (327, 401983), (2071, 63471), (6213, 21157)]