2821721896

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1\times {\mathrm{1483}}^1$

素因数の和:2114

約数の個数: 64

約数和(自身を含む): 6160855680

約数和(自身を除く): 3339133784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 557, 854, 1114, 1483, 1708, 2228, 2966, 3416, 3899, 4456, 5932, 7798, 10381, 11864, 15596, 20762, 31192, 33977, 41524, 67954, 83048, 90463, 135908, 180926, 237839, 271816, 361852, 475678, 633241, 723704, 826031, 951356, 1266482, 1652062, 1902712, 2532964, 3304124, 5065928, 5782217, 6608248, 11564434, 23128868, 46257736, 50387891, 100775782, 201551564, 352715237, 403103128, 705430474, 1410860948, 2821721896]

約数ペア:

[(1, 2821721896), (2, 1410860948), (4, 705430474), (7, 403103128), (8, 352715237), (14, 201551564), (28, 100775782), (56, 50387891), (61, 46257736), (122, 23128868), (244, 11564434), (427, 6608248), (488, 5782217), (557, 5065928), (854, 3304124), (1114, 2532964), (1483, 1902712), (1708, 1652062), (2228, 1266482), (2966, 951356), (3416, 826031), (3899, 723704), (4456, 633241), (5932, 475678), (7798, 361852), (10381, 271816), (11864, 237839), (15596, 180926), (20762, 135908), (31192, 90463), (33977, 83048), (41524, 67954)]