208591457788

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{479}}^1\times {\mathrm{73709}}^1$

素因数の和:74410

約数の個数: 48

約数和(自身を含む): 420040857600

約数和(自身を除く): 211449399812

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 479, 844, 958, 1477, 1916, 2954, 3353, 5908, 6706, 13412, 73709, 101069, 147418, 202138, 294836, 404276, 515963, 707483, 1031926, 1414966, 2063852, 2829932, 15552599, 31105198, 35306611, 62210396, 70613222, 108868193, 141226444, 217736386, 247146277, 435472772, 494292554, 988585108, 7449694921, 14899389842, 29798779684, 52147864447, 104295728894, 208591457788]

約数ペア:

[(1, 208591457788), (2, 104295728894), (4, 52147864447), (7, 29798779684), (14, 14899389842), (28, 7449694921), (211, 988585108), (422, 494292554), (479, 435472772), (844, 247146277), (958, 217736386), (1477, 141226444), (1916, 108868193), (2954, 70613222), (3353, 62210396), (5908, 35306611), (6706, 31105198), (13412, 15552599), (73709, 2829932), (101069, 2063852), (147418, 1414966), (202138, 1031926), (294836, 707483), (404276, 515963)]