28287756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{112253}}^1$

素因数の和:112270

約数の個数: 36

約数和(自身を含む): 81720912

約数和(自身を除く): 53433156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 112253, 224506, 336759, 449012, 673518, 785771, 1010277, 1347036, 1571542, 2020554, 2357313, 3143084, 4041108, 4714626, 7071939, 9429252, 14143878, 28287756]

約数ペア:

[(1, 28287756), (2, 14143878), (3, 9429252), (4, 7071939), (6, 4714626), (7, 4041108), (9, 3143084), (12, 2357313), (14, 2020554), (18, 1571542), (21, 1347036), (28, 1010277), (36, 785771), (42, 673518), (63, 449012), (84, 336759), (126, 224506), (252, 112253)]