319314513

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{800287}}^1$

素因数の和:800316

約数の個数: 16

約数和(自身を含む): 512184320

約数和(自身を除く): 192869807

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 800287, 2400861, 5602009, 15205453, 16806027, 45616359, 106438171, 319314513]

約数ペア:

[(1, 319314513), (3, 106438171), (7, 45616359), (19, 16806027), (21, 15205453), (57, 5602009), (133, 2400861), (399, 800287)]