1281291

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{947}}^1$

素因数の和:1002

約数の個数: 16

約数和(自身を含む): 1911168

約数和(自身を除く): 629877

約数列:

[1, 3, 11, 33, 41, 123, 451, 947, 1353, 2841, 10417, 31251, 38827, 116481, 427097, 1281291]

約数ペア:

[(1, 1281291), (3, 427097), (11, 116481), (33, 38827), (41, 31251), (123, 10417), (451, 2841), (947, 1353)]