4042353

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 6352992

約数和(自身を除く): 2310639

約数列:

[1, 3, 7, 21, 49, 107, 147, 257, 321, 749, 771, 1799, 2247, 5243, 5397, 12593, 15729, 27499, 37779, 82497, 192493, 577479, 1347451, 4042353]

約数ペア:

[(1, 4042353), (3, 1347451), (7, 577479), (21, 192493), (49, 82497), (107, 37779), (147, 27499), (257, 15729), (321, 12593), (749, 5397), (771, 5243), (1799, 2247)]