1279344385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 1833891840

約数和(自身を除く): 554547455

約数列:

[1, 5, 11, 19, 43, 55, 71, 95, 209, 215, 355, 401, 473, 781, 817, 1045, 1349, 2005, 2365, 3053, 3905, 4085, 4411, 6745, 7619, 8987, 14839, 15265, 17243, 22055, 28471, 33583, 38095, 44935, 58007, 74195, 83809, 86215, 142355, 167915, 189673, 290035, 313181, 327617, 419045, 540949, 638077, 948365, 1224253, 1565905, 1638085, 2704745, 3190385, 3603787, 5950439, 6121265, 13466783, 18018935, 23260807, 29752195, 67333915, 116304035, 255868877, 1279344385]

約数ペア:

[(1, 1279344385), (5, 255868877), (11, 116304035), (19, 67333915), (43, 29752195), (55, 23260807), (71, 18018935), (95, 13466783), (209, 6121265), (215, 5950439), (355, 3603787), (401, 3190385), (473, 2704745), (781, 1638085), (817, 1565905), (1045, 1224253), (1349, 948365), (2005, 638077), (2365, 540949), (3053, 419045), (3905, 327617), (4085, 313181), (4411, 290035), (6745, 189673), (7619, 167915), (8987, 142355), (14839, 86215), (15265, 83809), (17243, 74195), (22055, 58007), (28471, 44935), (33583, 38095)]