40531131

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{21143}}^1$

素因数の和:21223

約数の個数: 16

約数和(自身を含む): 60894720

約数和(自身を除く): 20363589

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 21143, 63429, 190287, 570861, 1501153, 4503459, 13510377, 40531131]

約数ペア:

[(1, 40531131), (3, 13510377), (9, 4503459), (27, 1501153), (71, 570861), (213, 190287), (639, 63429), (1917, 21143)]