31638135

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3639

約数の個数: 32

約数和(自身を含む): 55019520

約数和(自身を除く): 23381385

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1767, 2945, 3581, 8835, 10743, 17905, 53715, 68039, 111011, 204117, 333033, 340195, 555055, 1020585, 1665165, 2109209, 6327627, 10546045, 31638135]

約数ペア:

[(1, 31638135), (3, 10546045), (5, 6327627), (15, 2109209), (19, 1665165), (31, 1020585), (57, 555055), (93, 340195), (95, 333033), (155, 204117), (285, 111011), (465, 68039), (589, 53715), (1767, 17905), (2945, 10743), (3581, 8835)]