4059993

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 6402240

約数和(自身を除く): 2342247

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 389, 497, 1167, 1491, 2723, 3479, 8169, 10437, 19061, 27619, 57183, 82857, 193333, 579999, 1353331, 4059993]

約数ペア:

[(1, 4059993), (3, 1353331), (7, 579999), (21, 193333), (49, 82857), (71, 57183), (147, 27619), (213, 19061), (389, 10437), (497, 8169), (1167, 3479), (1491, 2723)]