12791427

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 20459520

約数和(自身を除く): 7668093

約数列:

[1, 3, 11, 19, 23, 33, 57, 69, 209, 253, 437, 627, 759, 887, 1311, 2661, 4807, 9757, 14421, 16853, 20401, 29271, 50559, 61203, 185383, 224411, 387619, 556149, 673233, 1162857, 4263809, 12791427]

約数ペア:

[(1, 12791427), (3, 4263809), (11, 1162857), (19, 673233), (23, 556149), (33, 387619), (57, 224411), (69, 185383), (209, 61203), (253, 50559), (437, 29271), (627, 20401), (759, 16853), (887, 14421), (1311, 9757), (2661, 4807)]