858261338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 1484904960

約数和(自身を除く): 626643622

約数列:

[1, 2, 11, 22, 43, 61, 86, 107, 122, 139, 214, 278, 473, 671, 946, 1177, 1342, 1529, 2354, 2623, 3058, 4601, 5246, 5977, 6527, 8479, 9202, 11954, 13054, 14873, 16958, 28853, 29746, 50611, 57706, 65747, 71797, 93269, 101222, 131494, 143594, 163603, 186538, 280661, 327206, 364597, 561322, 639539, 729194, 907253, 1279078, 1814506, 3087271, 4010567, 6174542, 7034929, 8021134, 9979783, 14069858, 19959566, 39011879, 78023758, 429130669, 858261338]

約数ペア:

[(1, 858261338), (2, 429130669), (11, 78023758), (22, 39011879), (43, 19959566), (61, 14069858), (86, 9979783), (107, 8021134), (122, 7034929), (139, 6174542), (214, 4010567), (278, 3087271), (473, 1814506), (671, 1279078), (946, 907253), (1177, 729194), (1342, 639539), (1529, 561322), (2354, 364597), (2623, 327206), (3058, 280661), (4601, 186538), (5246, 163603), (5977, 143594), (6527, 131494), (8479, 101222), (9202, 93269), (11954, 71797), (13054, 65747), (14873, 57706), (16958, 50611), (28853, 29746)]