856555084

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{397289}}^1$

素因数の和:397318

約数の個数: 36

約数和(自身を含む): 1902224520

約数和(自身を除く): 1045669436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 397289, 794578, 1589156, 2781023, 4370179, 5562046, 8740358, 11124092, 17480716, 19467161, 30591253, 38934322, 61182506, 77868644, 122365012, 214138771, 428277542, 856555084]

約数ペア:

[(1, 856555084), (2, 428277542), (4, 214138771), (7, 122365012), (11, 77868644), (14, 61182506), (22, 38934322), (28, 30591253), (44, 19467161), (49, 17480716), (77, 11124092), (98, 8740358), (154, 5562046), (196, 4370179), (308, 2781023), (539, 1589156), (1078, 794578), (2156, 397289)]