1291245296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{21143}}^1$

素因数の和:21509

約数の個数: 40

約数和(自身を含む): 2737217664

約数和(自身を除く): 1445972368

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 347, 694, 1388, 2776, 3817, 5552, 7634, 15268, 21143, 30536, 42286, 61072, 84572, 169144, 232573, 338288, 465146, 930292, 1860584, 3721168, 7336621, 14673242, 29346484, 58692968, 80702831, 117385936, 161405662, 322811324, 645622648, 1291245296]

約数ペア:

[(1, 1291245296), (2, 645622648), (4, 322811324), (8, 161405662), (11, 117385936), (16, 80702831), (22, 58692968), (44, 29346484), (88, 14673242), (176, 7336621), (347, 3721168), (694, 1860584), (1388, 930292), (2776, 465146), (3817, 338288), (5552, 232573), (7634, 169144), (15268, 84572), (21143, 61072), (30536, 42286)]