218043756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{865253}}^1$

素因数の和:865270

約数の個数: 36

約数和(自身を含む): 629904912

約数和(自身を除く): 411861156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 865253, 1730506, 2595759, 3461012, 5191518, 6056771, 7787277, 10383036, 12113542, 15574554, 18170313, 24227084, 31149108, 36340626, 54510939, 72681252, 109021878, 218043756]

約数ペア:

[(1, 218043756), (2, 109021878), (3, 72681252), (4, 54510939), (6, 36340626), (7, 31149108), (9, 24227084), (12, 18170313), (14, 15574554), (18, 12113542), (21, 10383036), (28, 7787277), (36, 6056771), (42, 5191518), (63, 3461012), (84, 2595759), (126, 1730506), (252, 865253)]