2013225405

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{81689}}^1$

素因数の和:81781

約数の個数: 32

約数和(自身を含む): 3387847680

約数和(自身を除く): 1374622275

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 465, 795, 1643, 4929, 8215, 24645, 81689, 245067, 408445, 1225335, 2532359, 4329517, 7597077, 12661795, 12988551, 21647585, 37985385, 64942755, 134215027, 402645081, 671075135, 2013225405]

約数ペア:

[(1, 2013225405), (3, 671075135), (5, 402645081), (15, 134215027), (31, 64942755), (53, 37985385), (93, 21647585), (155, 12988551), (159, 12661795), (265, 7597077), (465, 4329517), (795, 2532359), (1643, 1225335), (4929, 408445), (8215, 245067), (24645, 81689)]