291221502

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10949}}^1$

素因数の和:11009

約数の個数: 64

約数和(自身を含む): 706406400

約数和(自身を除く): 415184898

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 62, 66, 78, 93, 143, 186, 286, 341, 403, 429, 682, 806, 858, 1023, 1209, 2046, 2418, 4433, 8866, 10949, 13299, 21898, 26598, 32847, 65694, 120439, 142337, 240878, 284674, 339419, 361317, 427011, 678838, 722634, 854022, 1018257, 1565707, 2036514, 3131414, 3733609, 4412447, 4697121, 7467218, 8824894, 9394242, 11200827, 13237341, 22401654, 26474682, 48536917, 97073834, 145610751, 291221502]

約数ペア:

[(1, 291221502), (2, 145610751), (3, 97073834), (6, 48536917), (11, 26474682), (13, 22401654), (22, 13237341), (26, 11200827), (31, 9394242), (33, 8824894), (39, 7467218), (62, 4697121), (66, 4412447), (78, 3733609), (93, 3131414), (143, 2036514), (186, 1565707), (286, 1018257), (341, 854022), (403, 722634), (429, 678838), (682, 427011), (806, 361317), (858, 339419), (1023, 284674), (1209, 240878), (2046, 142337), (2418, 120439), (4433, 65694), (8866, 32847), (10949, 26598), (13299, 21898)]