40578129

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{661}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 61963200

約数和(自身を除く): 21385071

約数列:

[1, 3, 9, 19, 57, 171, 359, 661, 1077, 1983, 3231, 5949, 6821, 12559, 20463, 37677, 61389, 113031, 237299, 711897, 2135691, 4508681, 13526043, 40578129]

約数ペア:

[(1, 40578129), (3, 13526043), (9, 4508681), (19, 2135691), (57, 711897), (171, 237299), (359, 113031), (661, 61389), (1077, 37677), (1983, 20463), (3231, 12559), (5949, 6821)]