1738686465

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{81001}}^1$

素因数の和:81071

約数の個数: 40

約数和(自身を含む): 3175602408

約数和(自身を除く): 1436915943

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 2385, 4293, 7155, 21465, 81001, 243003, 405005, 729009, 1215015, 2187027, 3645045, 4293053, 6561081, 10935135, 12879159, 21465265, 32805405, 38637477, 64395795, 115912431, 193187385, 347737293, 579562155, 1738686465]

約数ペア:

[(1, 1738686465), (3, 579562155), (5, 347737293), (9, 193187385), (15, 115912431), (27, 64395795), (45, 38637477), (53, 32805405), (81, 21465265), (135, 12879159), (159, 10935135), (265, 6561081), (405, 4293053), (477, 3645045), (795, 2187027), (1431, 1215015), (2385, 729009), (4293, 405005), (7155, 243003), (21465, 81001)]