81947259

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{5303}}^1$

素因数の和:5427

約数の個数: 24

約数和(自身を含む): 126595872

約数和(自身を除く): 44648613

約数列:

[1, 3, 9, 17, 51, 101, 153, 303, 909, 1717, 5151, 5303, 15453, 15909, 47727, 90151, 270453, 535603, 811359, 1606809, 4820427, 9105251, 27315753, 81947259]

約数ペア:

[(1, 81947259), (3, 27315753), (9, 9105251), (17, 4820427), (51, 1606809), (101, 811359), (153, 535603), (303, 270453), (909, 90151), (1717, 47727), (5151, 15909), (5303, 15453)]