11721315

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 19388160

約数和(自身を除く): 7666845

約数列:

[1, 3, 5, 15, 67, 107, 109, 201, 321, 327, 335, 535, 545, 1005, 1605, 1635, 7169, 7303, 11663, 21507, 21909, 34989, 35845, 36515, 58315, 107535, 109545, 174945, 781421, 2344263, 3907105, 11721315]

約数ペア:

[(1, 11721315), (3, 3907105), (5, 2344263), (15, 781421), (67, 174945), (107, 109545), (109, 107535), (201, 58315), (321, 36515), (327, 35845), (335, 34989), (535, 21909), (545, 21507), (1005, 11663), (1605, 7303), (1635, 7169)]