2051829

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 36

約数和(自身を含む): 3425760

約数和(自身を除く): 1373931

約数列:

[1, 3, 9, 13, 19, 39, 57, 71, 117, 169, 171, 213, 247, 507, 639, 741, 923, 1349, 1521, 2223, 2769, 3211, 4047, 8307, 9633, 11999, 12141, 17537, 28899, 35997, 52611, 107991, 157833, 227981, 683943, 2051829]

約数ペア:

[(1, 2051829), (3, 683943), (9, 227981), (13, 157833), (19, 107991), (39, 52611), (57, 35997), (71, 28899), (117, 17537), (169, 12141), (171, 11999), (213, 9633), (247, 8307), (507, 4047), (639, 3211), (741, 2769), (923, 2223), (1349, 1521)]