209105208

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223403}}^1$

素因数の和:223428

約数の個数: 48

約数和(自身を含む): 609892920

約数和(自身を除く): 400787712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 223403, 446806, 670209, 893612, 1340418, 1787224, 2010627, 2680836, 2904239, 4021254, 5361672, 5808478, 8042508, 8712717, 11616956, 16085016, 17425434, 23233912, 26138151, 34850868, 52276302, 69701736, 104552604, 209105208]

約数ペア:

[(1, 209105208), (2, 104552604), (3, 69701736), (4, 52276302), (6, 34850868), (8, 26138151), (9, 23233912), (12, 17425434), (13, 16085016), (18, 11616956), (24, 8712717), (26, 8042508), (36, 5808478), (39, 5361672), (52, 4021254), (72, 2904239), (78, 2680836), (104, 2010627), (117, 1787224), (156, 1340418), (234, 893612), (312, 670209), (468, 446806), (936, 223403)]