2663661

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 4773888

約数和(自身を除く): 2110227

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 887, 1001, 2661, 3003, 6209, 9757, 11531, 18627, 29271, 34593, 68299, 80717, 126841, 204897, 242151, 380523, 887887, 2663661]

約数ペア:

[(1, 2663661), (3, 887887), (7, 380523), (11, 242151), (13, 204897), (21, 126841), (33, 80717), (39, 68299), (77, 34593), (91, 29271), (143, 18627), (231, 11531), (273, 9757), (429, 6209), (887, 3003), (1001, 2661)]