2016742455

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54721}}^1$

素因数の和:54758

約数の個数: 80

約数和(自身を含む): 4449555264

約数和(自身を除く): 2432812809

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 81, 91, 105, 117, 135, 189, 195, 273, 315, 351, 405, 455, 567, 585, 819, 945, 1053, 1365, 1755, 2457, 2835, 4095, 5265, 7371, 12285, 36855, 54721, 164163, 273605, 383047, 492489, 711373, 820815, 1149141, 1477467, 1915235, 2134119, 2462445, 3447423, 3556865, 4432401, 4979611, 5745705, 6402357, 7387335, 10342269, 10670595, 14938833, 17237115, 19207071, 22162005, 24898055, 31026807, 32011785, 44816499, 51711345, 57621213, 74694165, 96035355, 134449497, 155134035, 224082495, 288106065, 403348491, 672247485, 2016742455]

約数ペア:

[(1, 2016742455), (3, 672247485), (5, 403348491), (7, 288106065), (9, 224082495), (13, 155134035), (15, 134449497), (21, 96035355), (27, 74694165), (35, 57621213), (39, 51711345), (45, 44816499), (63, 32011785), (65, 31026807), (81, 24898055), (91, 22162005), (105, 19207071), (117, 17237115), (135, 14938833), (189, 10670595), (195, 10342269), (273, 7387335), (315, 6402357), (351, 5745705), (405, 4979611), (455, 4432401), (567, 3556865), (585, 3447423), (819, 2462445), (945, 2134119), (1053, 1915235), (1365, 1477467), (1755, 1149141), (2457, 820815), (2835, 711373), (4095, 492489), (5265, 383047), (7371, 273605), (12285, 164163), (36855, 54721)]