2557133054

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{617}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 4678843392

約数和(自身を除く): 2121710338

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 211, 322, 422, 427, 617, 854, 1234, 1403, 1477, 2806, 2954, 4319, 4853, 8638, 9706, 9821, 12871, 14191, 19642, 25742, 28382, 33971, 37637, 67942, 75274, 90097, 99337, 130187, 180194, 198674, 260374, 263459, 296033, 526918, 592066, 865651, 911309, 1731302, 1822618, 2072231, 2994301, 4144462, 5988602, 6059557, 7941407, 12119114, 15882814, 20960107, 41920214, 55589849, 111179698, 182652361, 365304722, 1278566527, 2557133054]

約数ペア:

[(1, 2557133054), (2, 1278566527), (7, 365304722), (14, 182652361), (23, 111179698), (46, 55589849), (61, 41920214), (122, 20960107), (161, 15882814), (211, 12119114), (322, 7941407), (422, 6059557), (427, 5988602), (617, 4144462), (854, 2994301), (1234, 2072231), (1403, 1822618), (1477, 1731302), (2806, 911309), (2954, 865651), (4319, 592066), (4853, 526918), (8638, 296033), (9706, 263459), (9821, 260374), (12871, 198674), (14191, 180194), (19642, 130187), (25742, 99337), (28382, 90097), (33971, 75274), (37637, 67942)]