27953595

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 50450400

約数和(自身を除く): 22496805

約数列:

[1, 3, 5, 9, 15, 41, 45, 109, 123, 139, 205, 327, 369, 417, 545, 615, 695, 981, 1251, 1635, 1845, 2085, 4469, 4905, 5699, 6255, 13407, 15151, 17097, 22345, 28495, 40221, 45453, 51291, 67035, 75755, 85485, 136359, 201105, 227265, 256455, 621191, 681795, 1863573, 3105955, 5590719, 9317865, 27953595]

約数ペア:

[(1, 27953595), (3, 9317865), (5, 5590719), (9, 3105955), (15, 1863573), (41, 681795), (45, 621191), (109, 256455), (123, 227265), (139, 201105), (205, 136359), (327, 85485), (369, 75755), (417, 67035), (545, 51291), (615, 45453), (695, 40221), (981, 28495), (1251, 22345), (1635, 17097), (1845, 15151), (2085, 13407), (4469, 6255), (4905, 5699)]