8457813

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 7266987

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 207, 273, 299, 449, 483, 819, 897, 1347, 1449, 2093, 2691, 3143, 4041, 5837, 6279, 9429, 10327, 17511, 18837, 28287, 30981, 40859, 52533, 72289, 92943, 122577, 134251, 216867, 367731, 402753, 650601, 939757, 1208259, 2819271, 8457813]

約数ペア:

[(1, 8457813), (3, 2819271), (7, 1208259), (9, 939757), (13, 650601), (21, 402753), (23, 367731), (39, 216867), (63, 134251), (69, 122577), (91, 92943), (117, 72289), (161, 52533), (207, 40859), (273, 30981), (299, 28287), (449, 18837), (483, 17511), (819, 10327), (897, 9429), (1347, 6279), (1449, 5837), (2093, 4041), (2691, 3143)]